Python/libs/ConfigMix: configmix/config.py annotate

annotate configmix/config.py @ 504:4dbc16ff2670

.lstrip() seems to be a little bit faster than .rstrip() when testing whether quoting is needed

author	Franz Glasner <fzglas.hg@dom66.de>
date	Sat, 18 Dec 2021 02:35:42 +0100
parents	a56f1d97a3f3
children	dffa692751b1

rev	line source
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	1 # -- coding: utf-8 --
208 bbe8513ea649 Handle flake8 E265 "block comment should start with '# ': use '# :-' instead of '#-' to mark copyright and license comments Franz Glasner <fzglas.hg@dom66.de> parents: 207 diff changeset	2 # :-
302 063099b188cd Docu Franz Glasner <fzglas.hg@dom66.de> parents: 296 diff changeset	3 # :Copyright: (c) 2015-2021, Franz Glasner. All rights reserved.
296 eed16a1ec8f3 Use SPDX license identifiers (either full or short) all over the package Franz Glasner <fzglas.hg@dom66.de> parents: 251 diff changeset	4 # :License: BSD-3-Clause. See LICENSE.txt for details.
208 bbe8513ea649 Handle flake8 E265 "block comment should start with '# ': use '# :-' instead of '#-' to mark copyright and license comments Franz Glasner <fzglas.hg@dom66.de> parents: 207 diff changeset	5 # :-
82 218807d7d883 Remove header markup from the Python files and put them into the doc .rst files Franz Glasner <hg@dom66.de> parents: 79 diff changeset	6 """The unified configuration dictionary with attribute support or
54 aa8345dae995 Generate readable HTML documentation and an API documentation Franz Glasner <hg@dom66.de> parents: 40 diff changeset	7 variable substitution.
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	8
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	9 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	10
482 8b8ffb74d452 Remove unneeded __future__ import because we are on Python 2.6+ Franz Glasner <f.glasner@feldmann-mg.com> parents: 481 diff changeset	11 from __future__ import division, absolute_import, print_function
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	12
250 ff964825a75a Style: placement of "__all__" Franz Glasner <fzglas.hg@dom66.de> parents: 249 diff changeset	13
ff964825a75a Style: placement of "__all__" Franz Glasner <fzglas.hg@dom66.de> parents: 249 diff changeset	14 __all__ = ["Configuration"]
ff964825a75a Style: placement of "__all__" Franz Glasner <fzglas.hg@dom66.de> parents: 249 diff changeset	15
ff964825a75a Style: placement of "__all__" Franz Glasner <fzglas.hg@dom66.de> parents: 249 diff changeset	16
39 8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	17 import warnings
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	18 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	19 from collections import OrderedDict as ConfigurationBase
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	20 except ImportError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	21 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	22 from ordereddict import OrderedDict as ConfigurationBase
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	23 except ImportError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	24 ConfigurationBase = dict
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	25 try:
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	26 from urllib.parse import urlsplit
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	27 except ImportError:
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	28 from urlparse import urlsplit
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	29
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	30 from .variables import lookup_varns, lookup_filter
487 d7f6f2afcee2 Instead of using u(str(v)) use specialized functions for PY2 and PY3 Franz Glasner <f.glasner@feldmann-mg.com> parents: 485 diff changeset	31 from .compat import u, uchr, n, str_and_u, PY2
357 dd454e1efea4 Use constants for the names of the "None" and "Empty" filters Franz Glasner <fzglas.hg@dom66.de> parents: 352 diff changeset	32 from .constants import REF_NAMESPACE, NONE_FILTER, EMPTY_FILTER
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	33
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	34
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	35 _MARKER = object()
499 f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	36 _MISSING = object()
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	37
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	38
17 94b5e94fae44 Make the AttributeDict "private" (-> "_AttributeDict") Franz Glasner <f.glasner@feldmann-mg.com> parents: 16 diff changeset	39 class _AttributeDict(ConfigurationBase):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	40
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	41 def __getattr__(self, name):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	42 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	43 v = self[name]
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	44 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	45 raise AttributeError("%s has no attribute %r" % (type(self), name))
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	46 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	47 # Wrap a dict into another dict with attribute access support
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	48 if isinstance(v, dict):
29 17af7a78710c FIX: Renaming a class was not really complete Franz Glasner <hg@dom66.de> parents: 25 diff changeset	49 return _AttributeDict(v)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	50 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	51 return v
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	52
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	53
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	54 class CoercingMethodsMixin(object):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	55
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	56 """Mixin to provide some common implementations for retrieval
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	57 methods that convert return values to a fixed type (int, bool,
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	58 float).
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	59
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	60 Both :class:`~.Configuration` and :class:`~._JailedConfiguration` use
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	61 this mixin.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	62
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	63 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	64
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	65 def getintvarl_s(self, path, *kwds):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	66 """Get a (possibly substituted) variable and coerce text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	67 number.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	68
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	69 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	70 s = self.getvarl_s(path, *kwds)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	71 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	72 return int(s, 0)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	73 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	74 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	75
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	76 def getfirstintvarl_s(self, paths, *kwds):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	77 """Get a (possibly substituted) variable and coerce text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	78 number.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	79
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	80 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	81 s = self.getfirstvarl_s(paths, *kwds)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	82 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	83 return int(s, 0)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	84 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	85 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	86
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	87 def getintvar_s(self, varname, default=_MARKER):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	88 """Get a (possibly substituted) variable and coerce text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	89 number.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	90
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	91 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	92 s = self.getvar_s(varname, default=default)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	93 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	94 return int(s, 0)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	95 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	96 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	97
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	98 def getfirstintvar_s(self, varnames, *kwds):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	99 """A variant of :meth:`~.getintvar_s` that returns the first found
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	100 variable in the list of given variables in `varnames`.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	101
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	102 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	103 s = self.getfirstvar_s(varnames, *kwds)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	104 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	105 return int(s, 0)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	106 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	107 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	108
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	109 def getboolvarl_s(self, path, *kwds):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	110 """Get a (possibly substituted) variable and convert text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	111 boolean
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	112
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	113 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	114 s = self.getvarl_s(path, *kwds)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	115 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	116 sl = s.strip().lower()
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	117 if sl not in self._BOOL_CVT:
450 12f25ac6a13b Make exception formatting more robuts: pack all %-style formatting args explicitely into tuples Franz Glasner <f.glasner@feldmann-mg.com> parents: 449 diff changeset	118 raise ValueError("Not a boolean: %r" % (s, ))
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	119 return self._BOOL_CVT[sl]
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	120 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	121 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	122
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	123 def getfirstboolvarl_s(self, paths, *kwds):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	124 """Get a (possibly substituted) variable and convert text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	125 boolean
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	126
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	127 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	128 s = self.getfirstvarl_s(paths, *kwds)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	129 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	130 sl = s.strip().lower()
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	131 if sl not in self._BOOL_CVT:
450 12f25ac6a13b Make exception formatting more robuts: pack all %-style formatting args explicitely into tuples Franz Glasner <f.glasner@feldmann-mg.com> parents: 449 diff changeset	132 raise ValueError("Not a boolean: %r" % (s, ))
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	133 return self._BOOL_CVT[sl]
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	134 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	135 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	136
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	137 def getboolvar_s(self, varname, default=_MARKER):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	138 """Get a (possibly substituted) variable and convert text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	139 boolean
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	140
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	141 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	142 s = self.getvar_s(varname, default=default)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	143 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	144 sl = s.strip().lower()
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	145 if sl not in self._BOOL_CVT:
450 12f25ac6a13b Make exception formatting more robuts: pack all %-style formatting args explicitely into tuples Franz Glasner <f.glasner@feldmann-mg.com> parents: 449 diff changeset	146 raise ValueError("Not a boolean: %r" % (s, ))
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	147 return self._BOOL_CVT[sl]
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	148 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	149 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	150
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	151 def getfirstboolvar_s(self, varnames, *kwds):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	152 """A variant of :meth:`~.getboolvar_s` that returns the first found
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	153 variable in the list of given variables in `varnames`.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	154
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	155 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	156 s = self.getfirstvar_s(varnames, *kwds)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	157 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	158 sl = s.strip().lower()
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	159 if sl not in self._BOOL_CVT:
450 12f25ac6a13b Make exception formatting more robuts: pack all %-style formatting args explicitely into tuples Franz Glasner <f.glasner@feldmann-mg.com> parents: 449 diff changeset	160 raise ValueError("Not a boolean: %r" % (s, ))
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	161 return self._BOOL_CVT[sl]
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	162 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	163 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	164
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	165 # Conversion of booleans
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	166 _BOOL_CVT = {
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	167 u('1'): True, u('yes'): True, u('true'): True, u('on'): True,
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	168 u('0'): False, u('no'): False, u('false'): False, u('off'): False
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	169 }
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	170
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	171 def getfloatvarl_s(self, path, *kwds):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	172 """Get a (possibly substituted) variable and convert text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	173 float
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	174
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	175 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	176 s = self.getvarl_s(path, *kwds)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	177 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	178 return float(s)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	179 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	180 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	181
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	182 def getfirstfloatvarl_s(self, path, *kwds):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	183 """Get a (possibly substituted) variable and convert text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	184 float
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	185
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	186 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	187 s = self.getfirstvarl_s(path, *kwds)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	188 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	189 return float(s)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	190 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	191 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	192
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	193 def getfloatvar_s(self, varname, default=_MARKER):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	194 """Get a (possibly substituted) variable and convert text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	195 float
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	196
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	197 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	198 s = self.getvar_s(varname, default)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	199 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	200 return float(s)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	201 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	202 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	203
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	204 def getfirstfloatvar_s(self, varname, default=_MARKER):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	205 """Get a (possibly substituted) variable and convert text to a
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	206 float
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	207
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	208 """
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	209 s = self.getfirstvar_s(varname, default)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	210 if isinstance(s, _TEXTTYPE):
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	211 return float(s)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	212 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	213 return s
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	214
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	215
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	216 # Speed
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	217 _EMPTY_STR = u("")
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	218 _TEXTTYPE = type(_EMPTY_STR)
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	219 _STARTTOK = u(b"{{")
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	220 _ENDTOK = u(b"}}")
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	221 _HIER_SEPARATOR = u(b'.')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	222 _NS_SEPARATOR = u(b':')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	223 _FILTER_SEPARATOR = u(b'\|')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	224 _STARTTOK_REF = _STARTTOK + REF_NAMESPACE + _NS_SEPARATOR
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	225 _ENDTOK_REF = _ENDTOK
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	226 _DOT = u(b'.')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	227 _QUOTE = u(b'%')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	228 _QUOTE_x = u(b'x')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	229 _QUOTE_u = u(b'u')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	230 _QUOTE_U = u(b'U')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	231 _COMMENT = u(b'#')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	232 _QUOTE_MAP = {
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	233 0x25: u(b'%x25'), # _QUOTE
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	234 0x2e: u(b'%x2e'), # _DOT
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	235 0x3a: u(b'%x3a'), # _NS_SEPARATOR
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	236 0x23: u(b'%x23'), # _COMMENT / anchor
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	237 0x7c: u(b'%x7c'), # _FILTER_SEPARATOR
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	238 0x22: u(b'%x22'),
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	239 0x27: u(b'%x27'),
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	240 0x7b: u(b'%x7b'),
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	241 0x7d: u(b'%x7d'),
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	242 0x5b: u(b'%x5b'),
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	243 0x5d: u(b'%x5d'),
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	244 }
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	245 _QUOTE_SAFE = u(b'abcdefghijklmnopqrstuvwxyz'
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	246 b'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	247 b'0123456789'
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	248 b'-_@!$&/\\()=?*+~;,<>^')
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	249 """Mostly used configuration key characters that do not need any quoting
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	250
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	251 """
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	252
3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	253
502 4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	254 def quote(s):
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	255 """Replace important special characters in string `s` by replacing
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	256 them with ``%xNN`` where `NN` are the two hexadecimal digits of the
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	257 characters unicode codepoint value.
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	258
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	259 Handled are the important special chars: ``%``, ``.``, ``:``,
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	260 ``#``; ``'``, ``"``, ``\|``, ``{``, ``}``, ``[`` and ``]``.
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	261
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	262 See also the :ref:`quoting` section.
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	263
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	264 """
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	265 # Quick check whether all of the chars are in _QUOTE_SAFE
504 4dbc16ff2670 .lstrip() seems to be a little bit faster than .rstrip() when testing whether quoting is needed Franz Glasner <fzglas.hg@dom66.de> parents: 503 diff changeset	266 if not s.lstrip(_QUOTE_SAFE):
502 4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	267 return s
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	268
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	269 # Slow path
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	270 re_encode = False
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	271 if PY2:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	272 # Use the Unicode translation variant in PY2
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	273 if isinstance(s, str):
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	274 s = s.decode("latin1")
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	275 re_encode = True
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	276 s = s.translate(_QUOTE_MAP)
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	277 if re_encode:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	278 return s.encode("latin1")
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	279 else:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	280 return s
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	281
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	282
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	283 def unquote(s):
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	284 """Unquote the content of `s`: handle all patterns ``%xNN``,
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	285 ``%uNNNN`` or ``%UNNNNNNNN``.
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	286
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	287 This is the inverse of :func:`.quote`.
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	288
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	289 """
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	290 if _QUOTE not in s:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	291 return s
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	292 parts = s.split(_QUOTE)
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	293 res = [parts[0]]
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	294 res_append = res.append
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	295 for p in parts[1:]:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	296 try:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	297 qc = p[0]
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	298 except IndexError:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	299 raise ValueError("unknown quote syntax string: {}".format(s))
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	300 if qc == _QUOTE_x:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	301 if len(p) < 3:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	302 raise ValueError("quote syntax: length too small")
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	303 res_append(uchr(int(p[1:3], 16)))
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	304 res_append(p[3:])
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	305 elif qc == _QUOTE_u:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	306 if len(p) < 5:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	307 raise ValueError("quote syntax: length too small")
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	308 res_append(uchr(int(p[1:5], 16)))
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	309 res_append(p[5:])
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	310 elif qc == _QUOTE_U:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	311 if len(p) < 9:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	312 raise ValueError("quote syntax: length too small")
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	313 res_append(uchr(int(p[1:9], 16)))
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	314 res_append(p[9:])
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	315 else:
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	316 raise ValueError("unknown quote syntax string: {}".format(s))
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	317 return _EMPTY_STR.join(res)
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	318
4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	319
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	320 class Configuration(CoercingMethodsMixin, _AttributeDict):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	321
18 a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	322 """The configuration dictionary with attribute support or
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	323 variable substitution.
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	324
322 4aa19e04ff65 Comment: typo Franz Glasner <f.glasner@feldmann-mg.com> parents: 321 diff changeset	325 .. note:: When retrieving by attribute names variables will not
18 a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	326 substituted.
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	327
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	328 """
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	329
404 6a5aea02f3d0 Implement a ".is_jail" flag for configuration objects: to test/assert whether we expect a jail configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 400 diff changeset	330 is_jail = False
6a5aea02f3d0 Implement a ".is_jail" flag for configuration objects: to test/assert whether we expect a jail configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 400 diff changeset	331 """Flag to show that this is not a jail for another configuration"""
6a5aea02f3d0 Implement a ".is_jail" flag for configuration objects: to test/assert whether we expect a jail configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 400 diff changeset	332
499 f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	333 def __init__(self, args, *kwds):
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	334 #
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	335 # PY2.7 compat: must be set before calling the superclass' __init__
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	336 #
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	337 self.__cache = {}
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	338 super(Configuration, self).__init__(args, *kwds)
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	339
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	340 def __getitem__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	341 """Mapping and list interface that forwards to :meth:`~.getvarl_s`
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	342
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	343 """
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	344 if isinstance(key, (tuple, list)):
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	345 return self.getvarl_s(*key)
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	346 else:
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	347 return self.getvarl_s(key)
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	348
442 94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	349 def get(self, key, default=None):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	350 """Mapping interface that forwards to :meth:`~.getvarl_s`
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	351
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	352 """
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	353 if isinstance(key, (tuple, list)):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	354 return self.getvarl_s(*key, default=default)
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	355 else:
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	356 return self.getvarl_s(key, default=default)
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	357
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	358 def __contains__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	359 """Containment test"""
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	360 if isinstance(key, (tuple, list)):
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	361 # No namespace and quoting support here
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	362 try:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	363 self._lookupvar(*key)
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	364 except KeyError:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	365 return False
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	366 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	367 return True
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	368 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	369 return super(Configuration, self).__contains__(key)
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	370
443 23941c014130 FIX: Merge properly when the configuration's __getitem__ do now interpolate: prohibit duplicate interpolation and interpolation while merging Franz Glasner <fzglas.hg@dom66.de> parents: 442 diff changeset	371 def getitem_ns(self, key):
23941c014130 FIX: Merge properly when the configuration's __getitem__ do now interpolate: prohibit duplicate interpolation and interpolation while merging Franz Glasner <fzglas.hg@dom66.de> parents: 442 diff changeset	372 """Just forward to the original :meth:`dict.__getitem__`.
23941c014130 FIX: Merge properly when the configuration's __getitem__ do now interpolate: prohibit duplicate interpolation and interpolation while merging Franz Glasner <fzglas.hg@dom66.de> parents: 442 diff changeset	373
23941c014130 FIX: Merge properly when the configuration's __getitem__ do now interpolate: prohibit duplicate interpolation and interpolation while merging Franz Glasner <fzglas.hg@dom66.de> parents: 442 diff changeset	374 No variable interpolation and key path access.
23941c014130 FIX: Merge properly when the configuration's __getitem__ do now interpolate: prohibit duplicate interpolation and interpolation while merging Franz Glasner <fzglas.hg@dom66.de> parents: 442 diff changeset	375
23941c014130 FIX: Merge properly when the configuration's __getitem__ do now interpolate: prohibit duplicate interpolation and interpolation while merging Franz Glasner <fzglas.hg@dom66.de> parents: 442 diff changeset	376 """
23941c014130 FIX: Merge properly when the configuration's __getitem__ do now interpolate: prohibit duplicate interpolation and interpolation while merging Franz Glasner <fzglas.hg@dom66.de> parents: 442 diff changeset	377 return super(Configuration, self).__getitem__(key)
23941c014130 FIX: Merge properly when the configuration's __getitem__ do now interpolate: prohibit duplicate interpolation and interpolation while merging Franz Glasner <fzglas.hg@dom66.de> parents: 442 diff changeset	378
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	379 def getvarl(self, path, *kwds):
24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	380 """Get a variable where the hierarchy is given in `path` as sequence
380 bb4a90fb58e0 Docu: "namespace" in getvarl() is a keyword argument Franz Glasner <fzglas.hg@dom66.de> parents: 374 diff changeset	381 and the namespace is given in the `namespace` keyword argument.
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	382
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	383 No variable interpolation is done and no filters are applied.
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	384
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	385 Quoting of `path` and `namespace` is not needed and wrong.
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	386
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	387 """
321 7a0f3c256cf4 FIX: Python2 compatibility: keyword arguments after args not allowed: use kwds and manual retrieval with .pop() instead Franz Glasner <f.glasner@feldmann-mg.com>* parents: 320 diff changeset	388 default = kwds.pop("default", _MARKER)
7a0f3c256cf4 FIX: Python2 compatibility: keyword arguments after args not allowed: use kwds and manual retrieval with .pop() instead Franz Glasner <f.glasner@feldmann-mg.com>* parents: 320 diff changeset	389 namespace = kwds.pop("namespace", None)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	390 try:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	391 if not namespace:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	392 lookupfn = self._lookupvar
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	393 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	394 if namespace == REF_NAMESPACE:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	395 lookupfn = self._lookupref
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	396 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	397 lookupfn = lookup_varns(namespace)
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	398 varvalue = lookupfn(*path)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	399 except KeyError:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	400 if default is _MARKER:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	401 raise KeyError("Variable %r not found" % (path,))
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	402 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	403 return default
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	404 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	405 return varvalue
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	406
418 bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	407 def getkeysl(self, path, *kwds):
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	408 """Yield the keys of a variable value.
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	409
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	410 :rtype: A generator
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	411 :raise KeyError:
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	412
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	413 .. note:: Dictionary keys are not subject to interpolation.
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	414
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	415 """
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	416 if "default" in kwds:
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	417 raise TypeError("got unexpected keyword argument: default")
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	418 for k in self.getvarl(path, *kwds).keys():
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	419 yield k
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	420
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	421 def getfirstvarl(self, paths, *kwds):
385 4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	422 """A variant of :meth:`~.getvarl` that returns the first found
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	423 variable in the `paths` list.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	424
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	425 Every item in `paths` is either a `tuple` or `list` or a `dict`.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	426 If the path item is a `dict` then it must have two keys "namespace"
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	427 and "path".
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	428 If the path item is a `list` or `tuple` then the namespace is assumed
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	429 to be `None`.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	430
389 44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	431 Note that a caller that wants to use variables from a non-default
44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	432 namespace must use a sequence of dicts.
44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	433
385 4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	434 No variable interpolation is done and no filters are applied.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	435
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	436 Quoting of anything in `paths` is not needed and wrong.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	437
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	438 """
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	439 default = kwds.pop("default", _MARKER)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	440 for path in paths:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	441 if isinstance(path, (list, tuple)):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	442 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	443 varvalue = self.getvarl(*path)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	444 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	445 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	446 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	447 return varvalue
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	448 elif isinstance(path, dict):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	449 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	450 namespace = path["namespace"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	451 p = path["path"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	452 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	453 raise TypeError("a paths dict item must have a `path'"
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	454 " and a `namespace' key")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	455 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	456 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	457 varvalue = self.getvarl(*p, namespace=namespace)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	458 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	459 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	460 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	461 return varvalue
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	462 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	463 raise TypeError("a paths item must be a dict, list or tuple")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	464 if default is _MARKER:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	465 raise KeyError(
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	466 "none of the given variables found: %r" % (paths,))
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	467 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	468 return default
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	469
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	470 def getvar(self, varname, default=_MARKER):
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	471 """Get a variable of the form ``[ns:][[key1.]key2.]name`` - including
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	472 variables from other namespaces.
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	473
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	474 No variable interpolation is done and no filters are applied.
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	475
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	476 Special characters (e.g. ``:`` and ``.``) must be quoted when using
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	477 the default namespace.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	478
502 4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	479 See also :func:`.quote`.
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	480
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	481 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	482 varns, varname = self._split_ns(varname)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	483 if not varns:
419 079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	484 if varname:
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	485 varnameparts = (unquote(vp)
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	486 for vp in varname.split(_HIER_SEPARATOR))
419 079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	487 else:
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	488 varnameparts = tuple()
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	489 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	490 varnameparts = (varname,)
364 1941f0188e81 FIX: Handle a "default" keyword parameter in ".getvar()" properly. Franz Glasner <fzglas.hg@dom66.de> parents: 357 diff changeset	491 return self.getvarl(*varnameparts, namespace=varns, default=default)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	492
418 bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	493 def getkeys(self, varname):
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	494 """Yield all the keys of a variable value.
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	495
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	496 :rtype: A generator
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	497 :raise KeyError:
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	498
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	499 .. note:: Dictionary keys are not subject to interpolation.
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	500
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	501 """
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	502 for k in self.getvar(varname).keys():
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	503 yield k
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	504
368 4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	505 def getfirstvar(self, varnames, *kwds):
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	506 """A variant of :meth:`~.getvar` that returns the first found variable
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	507 in the list of given variables in `varnames`.
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	508
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	509 """
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	510 default = kwds.pop("default", _MARKER)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	511 for varname in varnames:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	512 try:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	513 varvalue = self.getvar(varname)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	514 except KeyError:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	515 pass
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	516 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	517 return varvalue
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	518 if default is _MARKER:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	519 raise KeyError(
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	520 "none of the given variables found: %r" % (varnames,))
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	521 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	522 return default
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	523
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	524 def getvarl_s(self, path, *kwds):
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	525 """Get a variable - including variables from other namespaces.
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	526
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	527 `path` and `namespace` are interpreted as in
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	528 :meth:`.getvarl`. But variables will be interpolated
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	529 recursively within the variable values and filters are
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	530 applied.
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	531
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	532 For more details see chapter :ref:`variable-interpolation`.
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	533
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	534 """
321 7a0f3c256cf4 FIX: Python2 compatibility: keyword arguments after args not allowed: use kwds and manual retrieval with .pop() instead Franz Glasner <f.glasner@feldmann-mg.com>* parents: 320 diff changeset	535 default = kwds.pop("default", _MARKER)
7a0f3c256cf4 FIX: Python2 compatibility: keyword arguments after args not allowed: use kwds and manual retrieval with .pop() instead Franz Glasner <f.glasner@feldmann-mg.com>* parents: 320 diff changeset	536 namespace = kwds.pop("namespace", None)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	537 try:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	538 obj = self.getvarl(*path, namespace=namespace)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	539 return self.substitute_variables_in_obj(obj)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	540 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	541 if default is _MARKER:
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	542 raise
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	543 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	544 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	545
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	546 def getfirstvarl_s(self, paths, *kwds):
388 13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	547 """A variant of :meth:`~.getfirstvarl` that does variable
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	548 interpolation.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	549
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	550 `paths` and `kwds` are interpreted as in :meth:`.getfirstvarl`.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	551 But variables will be interpolated
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	552 recursively within the variable values and filters are
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	553 applied.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	554
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	555 For more details see chapter :ref:`variable-interpolation`.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	556
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	557 """
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	558 default = kwds.pop("default", _MARKER)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	559 for path in paths:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	560 if isinstance(path, (list, tuple)):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	561 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	562 obj = self.getvarl(*path)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	563 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	564 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	565 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	566 return self.substitute_variables_in_obj(obj)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	567
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	568 elif isinstance(path, dict):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	569 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	570 namespace = path["namespace"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	571 p = path["path"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	572 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	573 raise TypeError("a paths dict item must have a `path'"
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	574 " and a `namespace' key")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	575 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	576 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	577 obj = self.getvarl(*p, namespace=namespace)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	578 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	579 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	580 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	581 return self.substitute_variables_in_obj(obj)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	582 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	583 raise TypeError("a paths item must be a dict, list or tuple")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	584 if default is _MARKER:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	585 raise KeyError(
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	586 "none of the given variables found: %r" % (paths,))
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	587 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	588 return default
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	589
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	590 def getvar_s(self, varname, default=_MARKER):
24 fa65adab0b71 FIX: Typo in comment Franz Glasner <f.glasner@feldmann-mg.com> parents: 23 diff changeset	591 """Get a variable - including variables from other namespaces.
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	592
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	593 `varname` is interpreted as in :meth:`.getvar`. But variables
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	594 will be interpolated recursively within the variable values
2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	595 and filters are applied.
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	596
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	597 For more details see chapter :ref:`variable-interpolation`.
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	598
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	599 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	600 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	601 obj = self.getvar(varname)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	602 return self.substitute_variables_in_obj(obj)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	603 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	604 if default is _MARKER:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	605 raise
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	606 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	607 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	608
368 4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	609 def getfirstvar_s(self, varnames, *kwds):
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	610 """A variant of :meth:`~.getvar_s` that returns the first found
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	611 variable in the list of given variables in `varnames`.
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	612
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	613 """
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	614 default = kwds.pop("default", _MARKER)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	615 for varname in varnames:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	616 try:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	617 obj = self.getvar(varname)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	618 except KeyError:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	619 pass
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	620 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	621 return self.substitute_variables_in_obj(obj)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	622 if default is _MARKER:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	623 raise KeyError(
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	624 "none of the given variables found: %r" % (varnames,))
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	625 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	626 return default
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	627
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	628 def _split_ns(self, s):
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	629 ns, sep, rest = s.partition(_NS_SEPARATOR)
480 3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	630 if sep:
502 4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	631 return (unquote(ns), rest)
480 3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	632 else:
3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	633 return (None, ns)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	634
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	635 def _split_filters(self, s):
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	636 name, sep, filters = s.partition(_FILTER_SEPARATOR)
480 3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	637 if sep:
3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	638 filters = filters.strip()
3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	639 if filters:
3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	640 return (name.rstrip(),
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	641 filters.split(_FILTER_SEPARATOR))
476 eddc0f7c6271 Optimize ._split_filters() for the most common case of no-filters: use s.partition() first Franz Glasner <f.glasner@feldmann-mg.com> parents: 475 diff changeset	642 else:
480 3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	643 return (name.rstrip(), [])
3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	644 else:
3cfc808e613b Because we are Pytho 2.6+ remove some compatibility code for pre-Python 2.6 Franz Glasner <f.glasner@feldmann-mg.com> parents: 479 diff changeset	645 return (name, [])
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	646
489 b49164db1273 Remove unused keyword params for ._lookupvar(). Franz Glasner <f.glasner@feldmann-mg.com> parents: 488 diff changeset	647 def _lookupvar(self, *path):
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	648 """Lookup a variable within a hierarchy.
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	649
489 b49164db1273 Remove unused keyword params for ._lookupvar(). Franz Glasner <f.glasner@feldmann-mg.com> parents: 488 diff changeset	650 :raise KeyError: An unexisting `path` raises a `KeyError`
b49164db1273 Remove unused keyword params for ._lookupvar(). Franz Glasner <f.glasner@feldmann-mg.com> parents: 488 diff changeset	651
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	652 """
419 079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	653 if not path:
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	654 return self
499 f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	655 v = self.__cache.get(path, _MARKER)
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	656 if v is not _MARKER:
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	657 if v is _MISSING:
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	658 raise KeyError(
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	659 "Configuration variable %r not found"
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	660 " (negative internal cache value)" % (path,))
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	661 else:
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	662 return v
493 6a0f761ff35b Remove default (i.e. all keyword arguments) from .expand_if_reference() because no-one uses it Franz Glasner <f.glasner@feldmann-mg.com> parents: 491 diff changeset	663 eiref = self.expand_if_reference
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	664 try:
493 6a0f761ff35b Remove default (i.e. all keyword arguments) from .expand_if_reference() because no-one uses it Franz Glasner <f.glasner@feldmann-mg.com> parents: 491 diff changeset	665 v = eiref(super(Configuration, self).__getitem__(path[0]))
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	666 for p in path[1:]:
493 6a0f761ff35b Remove default (i.e. all keyword arguments) from .expand_if_reference() because no-one uses it Franz Glasner <f.glasner@feldmann-mg.com> parents: 491 diff changeset	667 v = eiref(v[p])
104 d9f9a06e0c49 Make a better error message for "TypeError" exceptions when looking up variables. Franz Glasner <f.glasner@feldmann-mg.com> parents: 82 diff changeset	668 except TypeError:
499 f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	669 self.__cache[path] = _MISSING
207 b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	670 raise KeyError(
b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	671 "Configuration variable %r not found"
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	672 "(missing intermediate keys?)" % (path,))
499 f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	673 except KeyError:
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	674 self.__cache[path] = _MISSING
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	675 raise
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	676 self.__cache[path] = v
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	677 return v
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	678
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	679 def _lookupref(self, key, default=_MARKER):
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	680 """
311 035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	681
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	682 `key` must be a configuration reference URI without any
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	683 (namespace) prefixes and suffixes
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	684
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	685 """
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	686 return self.expand_ref_uri(key, default=default)
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	687
493 6a0f761ff35b Remove default (i.e. all keyword arguments) from .expand_if_reference() because no-one uses it Franz Glasner <f.glasner@feldmann-mg.com> parents: 491 diff changeset	688 def expand_if_reference(self, v):
311 035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	689 """Check whether `v` is a configuration reference and -- if true --
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	690 then expand it.
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	691
310 801cd16223e4 FIX: Docu Franz Glasner <fzglas.hg@dom66.de> parents: 305 diff changeset	692 `v` must match the pattern ``{{ref:<REFERENCE>}}``
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	693
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	694 All non-matching texttypes and all non-texttypes are returned
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	695 unchanged.
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	696
493 6a0f761ff35b Remove default (i.e. all keyword arguments) from .expand_if_reference() because no-one uses it Franz Glasner <f.glasner@feldmann-mg.com> parents: 491 diff changeset	697 :raise KeyError: If the reverence cannot found
6a0f761ff35b Remove default (i.e. all keyword arguments) from .expand_if_reference() because no-one uses it Franz Glasner <f.glasner@feldmann-mg.com> parents: 491 diff changeset	698
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	699 """
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	700 if not isinstance(v, _TEXTTYPE):
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	701 return v
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	702 if v.startswith(_STARTTOK_REF) and v.endswith(_ENDTOK_REF):
488 298510ec8171 Simplify logic by not using many negations Franz Glasner <f.glasner@feldmann-mg.com> parents: 487 diff changeset	703 return self.expand_ref_uri(
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	704 v[len(_STARTTOK_REF):-len(_ENDTOK_REF)])
488 298510ec8171 Simplify logic by not using many negations Franz Glasner <f.glasner@feldmann-mg.com> parents: 487 diff changeset	705 else:
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	706 return v
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	707
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	708 def expand_ref_uri(self, uri, default=_MARKER):
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	709 pu = urlsplit(uri)
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	710 if pu.scheme or pu.netloc or pu.path or pu.query:
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	711 raise ValueError("only fragment-only URIs are supported")
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	712 if not pu.fragment:
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	713 return self
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	714 if pu.fragment.startswith(_DOT):
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	715 raise ValueError("relative refs not supported")
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	716 return self.getvar(pu.fragment, default=default)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	717
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	718 def substitute_variables_in_obj(self, obj):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	719 """Recursively expand variables in the object tree `obj`."""
491 de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	720 ty = type(obj)
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	721 if issubclass(ty, _TEXTTYPE):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	722 # a string - really replace the value
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	723 return self.expand_variable(obj)
491 de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	724 elif issubclass(ty, dict):
de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	725 newdict = ty()
497 8e516f17cf95 Optimize .substitute_variables_in_obj: use dict.items() to avoid one dict lookup Franz Glasner <fzglas.hg@dom66.de> parents: 495 diff changeset	726 for k, v in obj.items():
8e516f17cf95 Optimize .substitute_variables_in_obj: use dict.items() to avoid one dict lookup Franz Glasner <fzglas.hg@dom66.de> parents: 495 diff changeset	727 newdict[k] = self.substitute_variables_in_obj(v)
490 ea4b7fac02d6 Reorder type comparisons by usage Franz Glasner <f.glasner@feldmann-mg.com> parents: 489 diff changeset	728 return newdict
491 de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	729 elif issubclass(ty, list):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	730 return [self.substitute_variables_in_obj(i) for i in obj]
491 de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	731 elif issubclass(ty, tuple):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	732 tmp = [self.substitute_variables_in_obj(i) for i in obj]
491 de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	733 return ty(tmp)
de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	734 elif issubclass(ty, set):
de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	735 newset = ty()
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	736 for i in obj:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	737 newset.add(self.substitute_variables_in_obj(i))
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	738 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	739 return obj
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	740
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	741 def expand_variable(self, s):
302 063099b188cd Docu Franz Glasner <fzglas.hg@dom66.de> parents: 296 diff changeset	742 """Expand variables in the single string `s`"""
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	743 start = s.find(_STARTTOK, 0)
484 0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	744 if start < 0:
0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	745 return s
0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	746 res = []
0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	747 res_append = res.append
0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	748 rest = 0
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	749 while start != -1:
484 0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	750 res_append(s[rest:start])
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	751 end = s.find(_ENDTOK, start)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	752 if end < 0:
484 0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	753 rest = start
0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	754 break
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	755 varname, filters = self._split_filters(s[start+2:end])
39 8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	756 try:
357 dd454e1efea4 Use constants for the names of the "None" and "Empty" filters Franz Glasner <fzglas.hg@dom66.de> parents: 352 diff changeset	757 if NONE_FILTER in filters:
349 83f76a41cf7c Implement a special filter named "None" that suppresses "KeyErrors" from interpolation lookups and returns a Python "None" instead Franz Glasner <fzglas.hg@dom66.de> parents: 334 diff changeset	758 varvalue = self._apply_filters(
83f76a41cf7c Implement a special filter named "None" that suppresses "KeyErrors" from interpolation lookups and returns a Python "None" instead Franz Glasner <fzglas.hg@dom66.de> parents: 334 diff changeset	759 filters, self.getvar_s(varname, default=None))
357 dd454e1efea4 Use constants for the names of the "None" and "Empty" filters Franz Glasner <fzglas.hg@dom66.de> parents: 352 diff changeset	760 elif EMPTY_FILTER in filters:
352 2b209bdf6995 Implement the "Empty" filter. Franz Glasner <f.glasner@feldmann-mg.com> parents: 350 diff changeset	761 varvalue = self._apply_filters(
484 0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	762 filters, self.getvar_s(varname,
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	763 default=_EMPTY_STR))
349 83f76a41cf7c Implement a special filter named "None" that suppresses "KeyErrors" from interpolation lookups and returns a Python "None" instead Franz Glasner <fzglas.hg@dom66.de> parents: 334 diff changeset	764 else:
83f76a41cf7c Implement a special filter named "None" that suppresses "KeyErrors" from interpolation lookups and returns a Python "None" instead Franz Glasner <fzglas.hg@dom66.de> parents: 334 diff changeset	765 varvalue = self._apply_filters(
83f76a41cf7c Implement a special filter named "None" that suppresses "KeyErrors" from interpolation lookups and returns a Python "None" instead Franz Glasner <fzglas.hg@dom66.de> parents: 334 diff changeset	766 filters, self.getvar_s(varname))
39 8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	767 except KeyError:
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	768 warnings.warn("Cannot expand variable %r in string "
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	769 "%r" % (varname, s, ),
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	770 UserWarning,
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	771 stacklevel=1)
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	772 raise
251 2a8dcab2de8c Do not implicitely convert a configuration value to text if the value is the result of just a variable expansion. Franz Glasner <fzglas.hg@dom66.de> parents: 250 diff changeset	773 #
350 9d729c479dc2 FIX: Do not apply the type convertion None -> "" if the expansions comprises the whole expression Franz Glasner <f.glasner@feldmann-mg.com> parents: 349 diff changeset	774 # Dont apply and type conversions to the variable value if
9d729c479dc2 FIX: Do not apply the type convertion None -> "" if the expansions comprises the whole expression Franz Glasner <f.glasner@feldmann-mg.com> parents: 349 diff changeset	775 # the whole `s` is just one expansion
251 2a8dcab2de8c Do not implicitely convert a configuration value to text if the value is the result of just a variable expansion. Franz Glasner <fzglas.hg@dom66.de> parents: 250 diff changeset	776 #
2a8dcab2de8c Do not implicitely convert a configuration value to text if the value is the result of just a variable expansion. Franz Glasner <fzglas.hg@dom66.de> parents: 250 diff changeset	777 if (start == 0) and (end + 2 == len(s)):
2a8dcab2de8c Do not implicitely convert a configuration value to text if the value is the result of just a variable expansion. Franz Glasner <fzglas.hg@dom66.de> parents: 250 diff changeset	778 return varvalue
484 0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	779 if not varvalue:
0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	780 # None and/or empty str are handled equally here
0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	781 pass
0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	782 else:
487 d7f6f2afcee2 Instead of using u(str(v)) use specialized functions for PY2 and PY3 Franz Glasner <f.glasner@feldmann-mg.com> parents: 485 diff changeset	783 res_append(str_and_u(varvalue))
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	784 # don't re-evaluate because `self.getvar_s()` expands already
484 0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	785 rest = end + 2
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	786 start = s.find(_STARTTOK, rest)
484 0259bd521729 Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string Franz Glasner <f.glasner@feldmann-mg.com> parents: 483 diff changeset	787 res_append(s[rest:])
495 3f0c932588fc Performance: module-level variable lookup is much faster (similar to local) than class-level (either via CLASS.VARIABLE or self.VARIABLE). Franz Glasner <f.glasner@feldmann-mg.com> parents: 493 diff changeset	788 return _EMPTY_STR.join(res)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	789
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	790 def _apply_filters(self, filters, value):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	791 for name in filters:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	792 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	793 filterfn = lookup_filter(name)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	794 except KeyError:
40 8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	795 #
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	796 # Convert to NameError because we find a missing filters
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	797 # a very serious error.
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	798 #
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	799 raise NameError("Filter %r not found" % name)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	800 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	801 value = filterfn(self, value)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	802 return value
320 98490375d90c Allow variable name quoting to be used in .getvar() and .getvar_s() and references Franz Glasner <fzglas.hg@dom66.de> parents: 314 diff changeset	803
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	804 def jailed(self, rootpath=None, root=None, bind_root=True):
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	805 """Return a "jailed" configuration of the current configuration.
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	806
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	807 :param rootpath: a sequence of strings that shall emcompass
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	808 the chroot-like jail of the returned
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	809 configuration
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	810 :type rootpath: list or tuple
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	811 :param str root: a string path expression that shall encompass
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	812 the chroot-like jail of the returned configuration
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	813 :param bool bind_root: if you do a :meth:`~.rebind` just after
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	814 creation of a jailed config you can set
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	815 `bind_root` to `False`; otherwise use
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	816 the default
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	817 :return: a jailed (aka restricted) configuration
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	818 :rtype: _JailedConfiguration
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	819
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	820 Exactly one of `rootpath` or `root` must be given.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	821
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	822 """
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	823 if rootpath is not None and root is not None:
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	824 raise ValueError("only one of `rootpath' or `root' can be given")
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	825 if rootpath is None and root is None:
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	826 raise ValueError("one of `rootpath' or `root' must be given")
416 2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	827 if rootpath is not None and not isinstance(rootpath, (list, tuple)):
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	828 raise TypeError("`rootpath' must be a list or a tuple")
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	829 if root is not None:
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	830 # convert to path
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	831 varns, varname = self._split_ns(root)
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	832 if varns:
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	833 raise ValueError(
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	834 "jailed configurations do not support namespaces")
416 2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	835 if varname:
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	836 rootpath = (unquote(p) for p in root.split(_HIER_SEPARATOR))
416 2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	837 else:
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	838 rootpath = tuple()
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	839 jc = _JailedConfiguration(*rootpath)
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	840 if bind_root:
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	841 jc.rebind(self)
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	842 return jc
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	843
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	844
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	845 class _JailedConfiguration(CoercingMethodsMixin):
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	846
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	847 """A jailed and restricted variant of :class:`Configuration`.
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	848
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	849 Restriction is two-fold:
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	850
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	851 - The access to configuration variables in `config` is restricted
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	852 to the configuration sub-tree that is configured in `path`.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	853
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	854 - Not all access-methods of :class:`Configuration` are implemented
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	855 yet.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	856
400 727ec2fc8e7e Docs Franz Glasner <fzglas.hg@dom66.de> parents: 399 diff changeset	857 .. seealso:: :ref:`jailed-configuration`
727ec2fc8e7e Docs Franz Glasner <fzglas.hg@dom66.de> parents: 399 diff changeset	858
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	859 .. note:: There is no namespace support.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	860
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	861 .. note:: Do not call the constructor directly. Instantiate a jailed
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	862 configuration from the parent configuration's
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	863 :meth:`~.Configuration.jailed` factory method.
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	864
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	865 """
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	866
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	867 __slots__ = ("_base", "_path", "_path_string")
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	868
404 6a5aea02f3d0 Implement a ".is_jail" flag for configuration objects: to test/assert whether we expect a jail configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 400 diff changeset	869 is_jail = True
6a5aea02f3d0 Implement a ".is_jail" flag for configuration objects: to test/assert whether we expect a jail configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 400 diff changeset	870 """Flag to show that this is a jail for another configuration"""
6a5aea02f3d0 Implement a ".is_jail" flag for configuration objects: to test/assert whether we expect a jail configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 400 diff changeset	871
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	872 def __init__(self, *path):
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	873 super(_JailedConfiguration, self).__init__()
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	874 self._path = path
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	875 self._path_string = None
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	876
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	877 @property
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	878 def _pathstr(self):
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	879 v = self._path_string
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	880 if v is None:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	881 if self._path:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	882 v = _HIER_SEPARATOR.join(quote(p) for p in self._path) \
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	883 + _HIER_SEPARATOR
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	884 else:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	885 v = _EMPTY_STR
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	886 self._path_string = v
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	887 return v
405 af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	888
406 5286df5aeefe Allow a jailed configuration to return its base configuration via a property Franz Glasner <f.glasner@feldmann-mg.com> parents: 405 diff changeset	889 @property
5286df5aeefe Allow a jailed configuration to return its base configuration via a property Franz Glasner <f.glasner@feldmann-mg.com> parents: 405 diff changeset	890 def base(self):
426 84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	891 """Ask for the base (aka parent) configuration".
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	892
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	893 This configuration is always unjailed.
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	894
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	895 """
406 5286df5aeefe Allow a jailed configuration to return its base configuration via a property Franz Glasner <f.glasner@feldmann-mg.com> parents: 405 diff changeset	896 return self._base
5286df5aeefe Allow a jailed configuration to return its base configuration via a property Franz Glasner <f.glasner@feldmann-mg.com> parents: 405 diff changeset	897
405 af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	898 def rebind(self, new_base):
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	899 """Bind the jail to a new unjailed configuration `new_base`.
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	900
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	901 The new configuration base also must have an existing path to
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	902 the root.
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	903
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	904 :param Configuration new_base: the new base
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	905
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	906 """
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	907 if new_base.is_jail:
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	908 raise TypeError("can only bind to an unjailed configuration")
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	909 self._base = new_base
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	910 #
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	911 # Early error out if the chroot does not exist but allow
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	912 # degenerated case if `self._path` is empty.
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	913 #
449 5864977bb44f FIX: KeyError formatting. Franz Glasner <f.glasner@feldmann-mg.com> parents: 448 diff changeset	914 if self._path and self._path not in new_base:
5864977bb44f FIX: KeyError formatting. Franz Glasner <f.glasner@feldmann-mg.com> parents: 448 diff changeset	915 raise KeyError(
5864977bb44f FIX: KeyError formatting. Franz Glasner <f.glasner@feldmann-mg.com> parents: 448 diff changeset	916 "base key path %r not available in the new base"
5864977bb44f FIX: KeyError formatting. Franz Glasner <f.glasner@feldmann-mg.com> parents: 448 diff changeset	917 % (self._path, ))
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	918
448 b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	919 def __getattr__(self, name):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	920 """Attribute-style access.
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	921
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	922 Result values are interpolated (i.e. forwarded to
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	923 :meth:`~.getvarl_s`)
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	924
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	925 """
448 b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	926 try:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	927 v = self._base.getvarl_s(*(self._path + (name, )))
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	928 except KeyError:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	929 raise AttributeError("%s has no attribute %r" % (type(self), name))
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	930 else:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	931 # Wrap a dict into another dict with attribute access support
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	932 if isinstance(v, dict):
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	933 return _AttributeDict(v)
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	934 else:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	935 return v
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	936
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	937 def __getitem__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	938 """Mapping and list interface that forwards to :meth:`~.getvarl_s`
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	939
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	940 """
441 9d20fab53a19 FIX: Handle "list"-type keys in __contains__ and __getitem__ properly: convert to tuples for contatenation with tuple Franz Glasner <fzglas.hg@dom66.de> parents: 440 diff changeset	941 if isinstance(key, tuple):
440 f297c23f78f0 Optimize __getitem__() in jailed configurations: call base directly Franz Glasner <fzglas.hg@dom66.de> parents: 439 diff changeset	942 return self._base.getvarl_s(*(self._path + key))
441 9d20fab53a19 FIX: Handle "list"-type keys in __contains__ and __getitem__ properly: convert to tuples for contatenation with tuple Franz Glasner <fzglas.hg@dom66.de> parents: 440 diff changeset	943 elif isinstance(key, list):
9d20fab53a19 FIX: Handle "list"-type keys in __contains__ and __getitem__ properly: convert to tuples for contatenation with tuple Franz Glasner <fzglas.hg@dom66.de> parents: 440 diff changeset	944 return self._base.getvarl_s(*(self._path + tuple(key)))
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	945 else:
468 95df1a10259a Index list-access for jailed configurations: be more generic by calling also __getitem__ in the base Franz Glasner <fzglas.hg@dom66.de> parents: 467 diff changeset	946 return self._base.getvarl_s(*self._path)[key]
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	947
442 94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	948 def get(self, key, default=None):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	949 if isinstance(key, tuple):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	950 return self._base.get(self._path + key, default=default)
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	951 elif isinstance(key, list):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	952 return self._base.get(self._path + tuple(key), default=default)
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	953 else:
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	954 return self._base.get(self._path + (key, ), default=default)
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	955
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	956 def __contains__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	957 """Containment support for containers"""
441 9d20fab53a19 FIX: Handle "list"-type keys in __contains__ and __getitem__ properly: convert to tuples for contatenation with tuple Franz Glasner <fzglas.hg@dom66.de> parents: 440 diff changeset	958 if isinstance(key, tuple):
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	959 return (self._path + key) in self._base
441 9d20fab53a19 FIX: Handle "list"-type keys in __contains__ and __getitem__ properly: convert to tuples for contatenation with tuple Franz Glasner <fzglas.hg@dom66.de> parents: 440 diff changeset	960 elif isinstance(key, list):
9d20fab53a19 FIX: Handle "list"-type keys in __contains__ and __getitem__ properly: convert to tuples for contatenation with tuple Franz Glasner <fzglas.hg@dom66.de> parents: 440 diff changeset	961 return (self._path + tuple(key)) in self._base
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	962 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	963 return (self._path + (key, )) in self._base
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	964
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	965 def getvarl(self, path, *kwds):
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	966 return self._base.getvarl((self._path + path), *kwds)
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	967
418 bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	968 def getkeysl(self, path, *kwds):
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	969 for k in self._base.getkeysl((self._path + path), *kwds):
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	970 yield k
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	971
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	972 def getfirstvarl(self, paths, *kwds):
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	973 real_paths = []
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	974 for path in paths:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	975 if isinstance(path, (list, tuple)):
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	976 real_paths.append(self._path + path)
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	977 elif isinstance(path, dict):
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	978 raise TypeError(
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	979 "a `dict' is not supported in a jailed configuration")
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	980 else:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	981 raise TypeError("a paths item must be a list or tuple")
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	982 return self._base.getfirstvarl(real_paths, *kwds)
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	983
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	984 def getvarl_s(self, path, *kwds):
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	985 return self._base.getvarl_s((self._path + path), *kwds)
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	986
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	987 def getfirstvarl_s(self, paths, *kwds):
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	988 real_paths = []
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	989 for path in paths:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	990 if isinstance(path, (list, tuple)):
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	991 real_paths.append(self._path + path)
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	992 elif isinstance(path, dict):
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	993 raise TypeError(
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	994 "a `dict' is not supported in a jailed configuration")
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	995 else:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	996 raise TypeError("a paths item must be a list or tuple")
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	997 return self._base.getfirstvarl_s(real_paths, *kwds)
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	998
428 090a25f36a3d FIX: Allow jailed configurations to use correctly use base configurations that use a different "default" marker object. Franz Glasner <f.glasner@feldmann-mg.com> parents: 426 diff changeset	999 def getvar(self, varname, **kwds):
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1000 if varname:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1001 varnameparts = tuple(unquote(vp)
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1002 for vp in varname.split(_HIER_SEPARATOR))
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1003 else:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1004 varnameparts = tuple()
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1005 return self._base.getvarl((self._path + varnameparts), *kwds)
395 0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	1006
418 bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	1007 def getkeys(self, varname):
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1008 if varname:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1009 varnameparts = tuple(unquote(vp)
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1010 for vp in varname.split(_HIER_SEPARATOR))
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1011 else:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1012 varnameparts = tuple()
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1013 for k in self._base.getkeysl(*(self._path + varnameparts)):
418 bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	1014 yield k
bb5f11abd12a Implement .getkeysl() and .getkeys() for configuration objects that iterate over all the keys of a configuration value Franz Glasner <fzglas.hg@dom66.de> parents: 417 diff changeset	1015
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1016 def getfirstvar(self, varnames, *kwds):
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1017 real_varnames = [self._pathstr + vn for vn in varnames]
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1018 return self._base.getfirstvar(real_varnames, *kwds)
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1019
428 090a25f36a3d FIX: Allow jailed configurations to use correctly use base configurations that use a different "default" marker object. Franz Glasner <f.glasner@feldmann-mg.com> parents: 426 diff changeset	1020 def getvar_s(self, varname, **kwds):
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1021 if varname:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1022 varnameparts = tuple(unquote(vp)
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1023 for vp in varname.split(_HIER_SEPARATOR))
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1024 else:
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1025 varnameparts = tuple()
a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1026 return self._base.getvarl_s((self._path + varnameparts), *kwds)
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1027
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1028 def getfirstvar_s(self, varnames, *kwds):
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1029 real_varnames = [self._pathstr + vn for vn in varnames]
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1030 return self._base.getfirstvar_s(real_varnames, *kwds)
417 83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1031
459 9dc9cef1b9cd Implement proper iteration support for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 455 diff changeset	1032 def __iter__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1033 """Iteration support for containers"""
459 9dc9cef1b9cd Implement proper iteration support for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 455 diff changeset	1034 return iter(self._base.getvarl_s(*self._path))
9dc9cef1b9cd Implement proper iteration support for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 455 diff changeset	1035
467 9fcdc42a0457 len-support for jailed configurations: implement a proper __len__() method Franz Glasner <fzglas.hg@dom66.de> parents: 460 diff changeset	1036 def __len__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1037 """Length support for containers"""
467 9fcdc42a0457 len-support for jailed configurations: implement a proper __len__() method Franz Glasner <fzglas.hg@dom66.de> parents: 460 diff changeset	1038 return len(self._base.getvarl(*self._path))
9fcdc42a0457 len-support for jailed configurations: implement a proper __len__() method Franz Glasner <fzglas.hg@dom66.de> parents: 460 diff changeset	1039
460 d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1040 if PY2:
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1041
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1042 def __nonzero__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1043 """Map- and list-style evaluation in boolean context"""
460 d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1044 return bool(self._base.getvarl_s(*self._path))
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1045
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1046 else:
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1047
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1048 def __bool__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1049 """Map- and list-style evaluation in boolean context"""
460 d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1050 return bool(self._base.getvarl_s(*self._path))
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1051
417 83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1052 def jailed(self, rootpath=None, root=None, bind_root=True):
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1053 """Return a "jailed" configuration that effectively is a
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1054 subjail of the current jail
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1055
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1056 For a more complete description see :meth:`.Configuration.jailed`.
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1057
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1058 """
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1059 if rootpath is not None and root is not None:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1060 raise ValueError("only one of `rootpath' or `root' can be given")
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1061 if rootpath is None and root is None:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1062 raise ValueError("one of `rootpath' or `root' must be given")
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1063 if rootpath is not None and not isinstance(rootpath, (list, tuple)):
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1064 raise TypeError("`rootpath' must be a list or a tuple")
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1065 if root is not None:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1066 # convert to path
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1067 varns, varname = self._base._split_ns(root)
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1068 if varns:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1069 raise ValueError(
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1070 "sub-jails do not support namespaces")
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1071 if varname:
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1072 rootpath = (
502 4f90e1eb7af8 Make quote() and unquote() module globals and also export from configmix Franz Glasner <fzglas.hg@dom66.de> parents: 500 diff changeset	1073 unquote(p) for p in varname.split(_HIER_SEPARATOR)
503 a56f1d97a3f3 Use generator comprehensions where possible instead of list comprehensions that are converted to tuples Franz Glasner <fzglas.hg@dom66.de> parents: 502 diff changeset	1074 )
417 83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1075 else:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1076 rootpath = tuple()
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1077 if self._path:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1078 new_rootpath = self._path + tuple(rootpath)
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1079 else:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1080 new_rootpath = rootpath
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1081 sjc = _JailedConfiguration(*new_rootpath)
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1082 if bind_root:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1083 sjc.rebind(self._base)
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1084 return sjc
432 b96f49c9c76b Proper "repr()" for a jailed configuration: put the root path into the output Franz Glasner <fzglas.hg@dom66.de> parents: 428 diff changeset	1085
b96f49c9c76b Proper "repr()" for a jailed configuration: put the root path into the output Franz Glasner <fzglas.hg@dom66.de> parents: 428 diff changeset	1086 def __repr__(self):
b96f49c9c76b Proper "repr()" for a jailed configuration: put the root path into the output Franz Glasner <fzglas.hg@dom66.de> parents: 428 diff changeset	1087 r = "_JailedConfiguration(rootpath=%s)" % n(repr(self._path))
b96f49c9c76b Proper "repr()" for a jailed configuration: put the root path into the output Franz Glasner <fzglas.hg@dom66.de> parents: 428 diff changeset	1088 return r

Mercurial > hgrepos > Python > libs > ConfigMix

annotate configmix/config.py @ 504:4dbc16ff2670