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

annotate configmix/config.py @ 500:34cd4f111134

"quote()" and "unquote()" are now static methods

author	Franz Glasner <fzglas.hg@dom66.de>
date	Sat, 18 Dec 2021 01:03:49 +0100
parents	f46932e8a84c
children	4f90e1eb7af8

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
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	254 class Configuration(CoercingMethodsMixin, _AttributeDict):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	255
18 a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	256 """The configuration dictionary with attribute support or
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	257 variable substitution.
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	258
322 4aa19e04ff65 Comment: typo Franz Glasner <f.glasner@feldmann-mg.com> parents: 321 diff changeset	259 .. note:: When retrieving by attribute names variables will not
18 a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	260 substituted.
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	261
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	262 """
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	263
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	264 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	265 """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	266
499 f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	267 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	268 #
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	269 # 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	270 #
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	271 self.__cache = {}
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	272 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	273
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	274 def __getitem__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	275 """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	276
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	277 """
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	278 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	279 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	280 else:
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	281 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	282
442 94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	283 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	284 """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	285
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	286 """
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	287 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	288 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	289 else:
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	290 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	291
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	292 def __contains__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	293 """Containment test"""
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	294 if isinstance(key, (tuple, list)):
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	295 # 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	296 try:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	297 self._lookupvar(*key)
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	298 except KeyError:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	299 return False
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	300 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	301 return True
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	302 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	303 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	304
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	305 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	306 """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	307
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	308 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	309
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	310 """
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	311 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	312
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	313 def getvarl(self, path, *kwds):
24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	314 """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	315 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	316
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	317 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	318
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	319 Quoting of `path` and `namespace` is not needed and wrong.
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	320
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	321 """
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	322 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	323 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	324 try:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	325 if not namespace:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	326 lookupfn = self._lookupvar
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	327 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	328 if namespace == REF_NAMESPACE:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	329 lookupfn = self._lookupref
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	330 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	331 lookupfn = lookup_varns(namespace)
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	332 varvalue = lookupfn(*path)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	333 except KeyError:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	334 if default is _MARKER:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	335 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	336 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	337 return default
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	338 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	339 return varvalue
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	340
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	341 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	342 """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	343
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	344 :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	345 :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	346
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	347 .. 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	348
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	349 """
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	350 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	351 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	352 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	353 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	354
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	355 def getfirstvarl(self, paths, *kwds):
385 4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	356 """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	357 variable in the `paths` list.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	358
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	359 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	360 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	361 and "path".
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	362 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	363 to be `None`.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	364
389 44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	365 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	366 namespace must use a sequence of dicts.
44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	367
385 4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	368 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	369
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	370 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	371
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	372 """
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	373 default = kwds.pop("default", _MARKER)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	374 for path in paths:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	375 if isinstance(path, (list, tuple)):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	376 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	377 varvalue = self.getvarl(*path)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	378 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	379 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	380 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	381 return varvalue
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	382 elif isinstance(path, dict):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	383 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	384 namespace = path["namespace"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	385 p = path["path"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	386 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	387 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	388 " and a `namespace' key")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	389 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	390 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	391 varvalue = self.getvarl(*p, namespace=namespace)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	392 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	393 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	394 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	395 return varvalue
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	396 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	397 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	398 if default is _MARKER:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	399 raise KeyError(
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	400 "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	401 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	402 return default
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	403
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	404 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	405 """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	406 variables from other namespaces.
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	407
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	408 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	409
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	410 Special characters (e.g. ``:`` and ``.``) must be quoted when using
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	411 the default namespace.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	412
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	413 See also :meth:`~.quote`.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	414
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	415 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	416 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	417 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	418 if varname:
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	419 varnameparts = [
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	420 self.unquote(vp)
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	421 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	422 ]
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	423 else:
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	424 varnameparts = tuple()
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	425 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	426 varnameparts = (varname,)
364 1941f0188e81 FIX: Handle a "default" keyword parameter in ".getvar()" properly. Franz Glasner <fzglas.hg@dom66.de> parents: 357 diff changeset	427 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	428
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	429 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	430 """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	431
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	432 :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	433 :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	434
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	435 .. 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	436
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	437 """
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	438 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	439 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	440
368 4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	441 def getfirstvar(self, varnames, *kwds):
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	442 """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	443 in the list of given variables in `varnames`.
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	444
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	445 """
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	446 default = kwds.pop("default", _MARKER)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	447 for varname in varnames:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	448 try:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	449 varvalue = self.getvar(varname)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	450 except KeyError:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	451 pass
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	452 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	453 return varvalue
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	454 if default is _MARKER:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	455 raise KeyError(
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	456 "none of the given variables found: %r" % (varnames,))
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	457 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	458 return default
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	459
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	460 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	461 """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	462
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	463 `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	464 :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	465 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	466 applied.
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	467
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	468 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	469
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	470 """
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	471 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	472 namespace = kwds.pop("namespace", None)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	473 try:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	474 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	475 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	476 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	477 if default is _MARKER:
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	478 raise
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	479 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	480 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	481
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	482 def getfirstvarl_s(self, paths, *kwds):
388 13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	483 """A variant of :meth:`~.getfirstvarl` that does variable
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	484 interpolation.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	485
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	486 `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	487 But variables will be interpolated
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	488 recursively within the variable values and filters are
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	489 applied.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	490
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	491 For more details see chapter :ref:`variable-interpolation`.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	492
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	493 """
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	494 default = kwds.pop("default", _MARKER)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	495 for path in paths:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	496 if isinstance(path, (list, tuple)):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	497 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	498 obj = self.getvarl(*path)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	499 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	500 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	501 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	502 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	503
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	504 elif isinstance(path, dict):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	505 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	506 namespace = path["namespace"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	507 p = path["path"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	508 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	509 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	510 " and a `namespace' key")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	511 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	512 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	513 obj = self.getvarl(*p, namespace=namespace)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	514 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	515 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	516 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	517 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	518 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	519 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	520 if default is _MARKER:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	521 raise KeyError(
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	522 "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	523 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	524 return default
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	525
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	526 def getvar_s(self, varname, default=_MARKER):
24 fa65adab0b71 FIX: Typo in comment Franz Glasner <f.glasner@feldmann-mg.com> parents: 23 diff changeset	527 """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	528
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	529 `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	530 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	531 and filters are applied.
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	532
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	533 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	534
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	535 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	536 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	537 obj = self.getvar(varname)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	538 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	539 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	540 if default is _MARKER:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	541 raise
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	542 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	543 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	544
368 4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	545 def getfirstvar_s(self, varnames, *kwds):
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	546 """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	547 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	548
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	549 """
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	550 default = kwds.pop("default", _MARKER)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	551 for varname in varnames:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	552 try:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	553 obj = self.getvar(varname)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	554 except KeyError:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	555 pass
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	556 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	557 return self.substitute_variables_in_obj(obj)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	558 if default is _MARKER:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	559 raise KeyError(
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	560 "none of the given variables found: %r" % (varnames,))
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	561 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	562 return default
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	563
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	564 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	565 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	566 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	567 return (self.unquote(ns), rest)
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	568 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	569 return (None, ns)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	570
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	571 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	572 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	573 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	574 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	575 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	576 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	577 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	578 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	579 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	580 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	581 return (name, [])
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	582
489 b49164db1273 Remove unused keyword params for ._lookupvar(). Franz Glasner <f.glasner@feldmann-mg.com> parents: 488 diff changeset	583 def _lookupvar(self, *path):
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	584 """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	585
489 b49164db1273 Remove unused keyword params for ._lookupvar(). Franz Glasner <f.glasner@feldmann-mg.com> parents: 488 diff changeset	586 :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	587
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	588 """
419 079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	589 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	590 return self
499 f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	591 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	592 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	593 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	594 raise KeyError(
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	595 "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	596 " (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	597 else:
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	598 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	599 eiref = self.expand_if_reference
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	600 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	601 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	602 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	603 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	604 except TypeError:
499 f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	605 self.__cache[path] = _MISSING
207 b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	606 raise KeyError(
b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	607 "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	608 "(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	609 except KeyError:
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	610 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	611 raise
f46932e8a84c Configuration._lookupvar() now uses an internal cache (positive and negative). Franz Glasner <fzglas.hg@dom66.de> parents: 497 diff changeset	612 self.__cache[path] = v
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	613 return v
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	614
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	615 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	616 """
311 035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	617
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	618 `key` must be a configuration reference URI without any
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	619 (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	620
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	621 """
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	622 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	623
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	624 def expand_if_reference(self, v):
311 035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	625 """Check whether `v` is a configuration reference and -- if true --
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	626 then expand it.
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	627
310 801cd16223e4 FIX: Docu Franz Glasner <fzglas.hg@dom66.de> parents: 305 diff changeset	628 `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	629
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	630 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	631 unchanged.
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	632
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	633 :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	634
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	635 """
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 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	637 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	638 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	639 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	640 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	641 else:
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	642 return v
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	643
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	644 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	645 pu = urlsplit(uri)
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	646 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	647 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	648 if not pu.fragment:
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	649 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	650 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	651 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	652 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	653
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	654 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	655 """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	656 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	657 if issubclass(ty, _TEXTTYPE):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	658 # a string - really replace the value
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	659 return self.expand_variable(obj)
491 de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	660 elif issubclass(ty, dict):
de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	661 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	662 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	663 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	664 return newdict
491 de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	665 elif issubclass(ty, list):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	666 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	667 elif issubclass(ty, tuple):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	668 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	669 return ty(tmp)
de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	670 elif issubclass(ty, set):
de776953337b Remove repeated type(obj) calls Franz Glasner <f.glasner@feldmann-mg.com> parents: 490 diff changeset	671 newset = ty()
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	672 for i in obj:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	673 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	674 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	675 return obj
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	676
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	677 def expand_variable(self, s):
302 063099b188cd Docu Franz Glasner <fzglas.hg@dom66.de> parents: 296 diff changeset	678 """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	679 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	680 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	681 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	682 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	683 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	684 rest = 0
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	685 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	686 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	687 end = s.find(_ENDTOK, start)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	688 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	689 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	690 break
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	691 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	692 try:
357 dd454e1efea4 Use constants for the names of the "None" and "Empty" filters Franz Glasner <fzglas.hg@dom66.de> parents: 352 diff changeset	693 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	694 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	695 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	696 elif EMPTY_FILTER in filters:
352 2b209bdf6995 Implement the "Empty" filter. Franz Glasner <f.glasner@feldmann-mg.com> parents: 350 diff changeset	697 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	698 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	699 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	700 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	701 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	702 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	703 except KeyError:
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	704 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	705 "%r" % (varname, s, ),
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	706 UserWarning,
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	707 stacklevel=1)
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	708 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	709 #
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	710 # 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	711 # 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	712 #
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	713 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	714 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	715 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	716 # 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	717 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	718 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	719 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	720 # 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	721 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	722 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	723 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	724 return _EMPTY_STR.join(res)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	725
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	726 def _apply_filters(self, filters, value):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	727 for name in filters:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	728 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	729 filterfn = lookup_filter(name)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	730 except KeyError:
40 8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	731 #
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	732 # 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	733 # a very serious error.
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	734 #
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	735 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	736 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	737 value = filterfn(self, value)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	738 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	739
500 34cd4f111134 "quote()" and "unquote()" are now static methods Franz Glasner <fzglas.hg@dom66.de> parents: 499 diff changeset	740 @staticmethod
34cd4f111134 "quote()" and "unquote()" are now static methods Franz Glasner <fzglas.hg@dom66.de> parents: 499 diff changeset	741 def quote(s):
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	742 """Replace important special characters in string `s` by replacing
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	743 them with ``%xNN`` where `NN` are the two hexadecimal digits of the
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	744 characters unicode codepoint value.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	745
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	746 Handled are the important special chars: ``%``, ``.``, ``:``,
334 a04cd5dbcd2c By default quote also the characters "{", "}", "[" and "]" because they are special in YAML Franz Glasner <f.glasner@feldmann-mg.com> parents: 333 diff changeset	747 ``#``; ``'``, ``"``, ``\|``, ``{``, ``}``, ``[`` and ``]``.
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	748
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	749 See also the :ref:`quoting` section.
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	750
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	751 """
483 38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	752 # Quick check whether all of the chars are in _QUOTE_SAFE
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	753 if not s.rstrip(_QUOTE_SAFE):
481 e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	754 return s
483 38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	755
481 e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	756 # Slow path
483 38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	757 re_encode = False
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	758 if PY2:
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	759 # Use the Unicode translation variant in PY2
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	760 if isinstance(s, str):
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	761 s = s.decode("latin1")
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	762 re_encode = True
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 s = s.translate(_QUOTE_MAP)
483 38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	764 if re_encode:
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	765 return s.encode("latin1")
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	766 else:
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	767 return s
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	768
500 34cd4f111134 "quote()" and "unquote()" are now static methods Franz Glasner <fzglas.hg@dom66.de> parents: 499 diff changeset	769 @staticmethod
34cd4f111134 "quote()" and "unquote()" are now static methods Franz Glasner <fzglas.hg@dom66.de> parents: 499 diff changeset	770 def unquote(s):
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	771 """Unquote the content of `s`: handle all patterns ``%xNN``,
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	772 ``%uNNNN`` or ``%UNNNNNNNN``.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	773
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	774 This is the inverse of :meth:`~.quote`.
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	775
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	776 """
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	777 if _QUOTE not in s:
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	778 return 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	779 parts = s.split(_QUOTE)
477 1de6cc49776e Optimize .unquote() by aliasing some methods to locals and avoiding the first append call Franz Glasner <f.glasner@feldmann-mg.com> parents: 476 diff changeset	780 res = [parts[0]]
1de6cc49776e Optimize .unquote() by aliasing some methods to locals and avoiding the first append call Franz Glasner <f.glasner@feldmann-mg.com> parents: 476 diff changeset	781 res_append = res.append
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	782 for p in parts[1:]:
479 490f0c4665bb Optimize .unquote(): instead of doing string comparisone do this with characters Franz Glasner <f.glasner@feldmann-mg.com> parents: 478 diff changeset	783 try:
490f0c4665bb Optimize .unquote(): instead of doing string comparisone do this with characters Franz Glasner <f.glasner@feldmann-mg.com> parents: 478 diff changeset	784 qc = p[0]
490f0c4665bb Optimize .unquote(): instead of doing string comparisone do this with characters Franz Glasner <f.glasner@feldmann-mg.com> parents: 478 diff changeset	785 except IndexError:
490f0c4665bb Optimize .unquote(): instead of doing string comparisone do this with characters Franz Glasner <f.glasner@feldmann-mg.com> parents: 478 diff changeset	786 raise ValueError("unknown quote syntax string: {}".format(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	787 if qc == _QUOTE_x:
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	788 if len(p) < 3:
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	789 raise ValueError("quote syntax: length too small")
477 1de6cc49776e Optimize .unquote() by aliasing some methods to locals and avoiding the first append call Franz Glasner <f.glasner@feldmann-mg.com> parents: 476 diff changeset	790 res_append(uchr(int(p[1:3], 16)))
1de6cc49776e Optimize .unquote() by aliasing some methods to locals and avoiding the first append call Franz Glasner <f.glasner@feldmann-mg.com> parents: 476 diff changeset	791 res_append(p[3:])
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	792 elif qc == _QUOTE_u:
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	793 if len(p) < 5:
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	794 raise ValueError("quote syntax: length too small")
477 1de6cc49776e Optimize .unquote() by aliasing some methods to locals and avoiding the first append call Franz Glasner <f.glasner@feldmann-mg.com> parents: 476 diff changeset	795 res_append(uchr(int(p[1:5], 16)))
1de6cc49776e Optimize .unquote() by aliasing some methods to locals and avoiding the first append call Franz Glasner <f.glasner@feldmann-mg.com> parents: 476 diff changeset	796 res_append(p[5:])
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	797 elif qc == _QUOTE_U:
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	798 if len(p) < 9:
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	799 raise ValueError("quote syntax: length too small")
477 1de6cc49776e Optimize .unquote() by aliasing some methods to locals and avoiding the first append call Franz Glasner <f.glasner@feldmann-mg.com> parents: 476 diff changeset	800 res_append(uchr(int(p[1:9], 16)))
1de6cc49776e Optimize .unquote() by aliasing some methods to locals and avoiding the first append call Franz Glasner <f.glasner@feldmann-mg.com> parents: 476 diff changeset	801 res_append(p[9:])
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	802 else:
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 raise ValueError("unknown quote syntax string: {}".format(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	804 return _EMPTY_STR.join(res)
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	805
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	806 def jailed(self, rootpath=None, root=None, bind_root=True):
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	807 """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	808
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	809 :param rootpath: a sequence of strings that shall emcompass
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	810 the chroot-like jail of the returned
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	811 configuration
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	812 :type rootpath: list or tuple
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	813 :param str root: a string path expression that shall encompass
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	814 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	815 :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	816 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	817 `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	818 the default
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	819 :return: a jailed (aka restricted) configuration
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	820 :rtype: _JailedConfiguration
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	821
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	822 Exactly one of `rootpath` or `root` must be given.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	823
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	824 """
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 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	826 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	827 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	828 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	829 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	830 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	831 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	832 # 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	833 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	834 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	835 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	836 "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	837 if varname:
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	838 rootpath = [
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	839 self.unquote(p) for p in root.split(
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	840 _HIER_SEPARATOR)
416 2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	841 ]
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	842 else:
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	843 rootpath = tuple()
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	844 jc = _JailedConfiguration(*rootpath)
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	845 if bind_root:
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	846 jc.rebind(self)
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	847 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	848
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	849
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	850 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	851
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	852 """A jailed and restricted variant of :class:`Configuration`.
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	853
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	854 Restriction is two-fold:
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	855
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	856 - The access to configuration variables in `config` is restricted
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	857 to the configuration sub-tree that is configured in `path`.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	858
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	859 - Not all access-methods of :class:`Configuration` are implemented
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	860 yet.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	861
400 727ec2fc8e7e Docs Franz Glasner <fzglas.hg@dom66.de> parents: 399 diff changeset	862 .. seealso:: :ref:`jailed-configuration`
727ec2fc8e7e Docs Franz Glasner <fzglas.hg@dom66.de> parents: 399 diff changeset	863
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	864 .. note:: There is no namespace support.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	865
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	866 .. note:: Do not call the constructor directly. Instantiate a jailed
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	867 configuration from the parent configuration's
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	868 :meth:`~.Configuration.jailed` factory method.
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	869
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	870 """
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	871
396 a50f8fb16b05 Style Franz Glasner <fzglas.hg@dom66.de> parents: 395 diff changeset	872 __slots__ = ("_base", "_path", "_pathstr")
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
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	874 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	875 """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	876
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	877 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	878 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	879 self._path = 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	880 if 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	881 self._pathstr = \
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	882 _HIER_SEPARATOR.join(
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	883 [Configuration.quote(p) for p in path]) \
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	884 + _HIER_SEPARATOR
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	885 else:
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	886 self._pathstr = _EMPTY_STR
405 af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	887
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	888 @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	889 def base(self):
426 84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	890 """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	891
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	892 This configuration is always unjailed.
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	893
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	894 """
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	895 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	896
405 af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	897 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	898 """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	899
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	900 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	901 the root.
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	902
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	903 :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	904
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 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	907 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	908 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	909 #
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 # 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	911 # 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	912 #
449 5864977bb44f FIX: KeyError formatting. Franz Glasner <f.glasner@feldmann-mg.com> parents: 448 diff changeset	913 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	914 raise KeyError(
5864977bb44f FIX: KeyError formatting. Franz Glasner <f.glasner@feldmann-mg.com> parents: 448 diff changeset	915 "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	916 % (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	917
448 b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	918 def __getattr__(self, name):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	919 """Attribute-style access.
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	920
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	921 Result values are interpolated (i.e. forwarded to
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	922 :meth:`~.getvarl_s`)
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	923
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	924 """
448 b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	925 try:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	926 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	927 except KeyError:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	928 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	929 else:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	930 # 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	931 if isinstance(v, dict):
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	932 return _AttributeDict(v)
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	933 else:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	934 return v
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	935
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	936 def __getitem__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	937 """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	938
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	939 """
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	940 if isinstance(key, tuple):
440 f297c23f78f0 Optimize __getitem__() in jailed configurations: call base directly Franz Glasner <fzglas.hg@dom66.de> parents: 439 diff changeset	941 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	942 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	943 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	944 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	945 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	946
442 94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	947 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	948 if isinstance(key, tuple):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	949 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	950 elif isinstance(key, list):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	951 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	952 else:
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	953 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	954
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	955 def __contains__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	956 """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	957 if isinstance(key, tuple):
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	958 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	959 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	960 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	961 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	962 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	963
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	964 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	965 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	966
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	967 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	968 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	969 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	970
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	971 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	972 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	973 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	974 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	975 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	976 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	977 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	978 "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	979 else:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	980 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	981 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	982
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	983 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	984 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	985
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	986 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	987 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	988 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	989 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	990 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	991 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	992 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	993 "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	994 else:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	995 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	996 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	997
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	998 def getvar(self, varname, **kwds):
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 return self._base.getvar(self._pathstr + varname, **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	1000
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	1001 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	1002 for k in self._base.getkeys(self._pathstr + 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	1003 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	1004
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1005 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	1006 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	1007 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	1008
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	1009 def getvar_s(self, varname, **kwds):
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	1010 return self._base.getvar_s(self._pathstr + varname, **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	1011
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	1012 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	1013 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	1014 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	1015
459 9dc9cef1b9cd Implement proper iteration support for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 455 diff changeset	1016 def __iter__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1017 """Iteration support for containers"""
459 9dc9cef1b9cd Implement proper iteration support for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 455 diff changeset	1018 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	1019
467 9fcdc42a0457 len-support for jailed configurations: implement a proper __len__() method Franz Glasner <fzglas.hg@dom66.de> parents: 460 diff changeset	1020 def __len__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1021 """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	1022 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	1023
460 d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1024 if PY2:
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1025
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1026 def __nonzero__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1027 """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	1028 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	1029
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1030 else:
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1031
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1032 def __bool__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1033 """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	1034 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	1035
417 83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1036 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	1037 """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	1038 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	1039
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1040 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	1041
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1042 """
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1043 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	1044 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	1045 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	1046 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	1047 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	1048 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	1049 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	1050 # 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	1051 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	1052 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	1053 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	1054 "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	1055 if varname:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1056 rootpath = [
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1057 self._base.unquote(p) for p in varname.split(
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	1058 _HIER_SEPARATOR)
417 83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1059 ]
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1060 else:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1061 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	1062 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	1063 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	1064 else:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1065 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	1066 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	1067 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	1068 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	1069 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	1070
b96f49c9c76b Proper "repr()" for a jailed configuration: put the root path into the output Franz Glasner <fzglas.hg@dom66.de> parents: 428 diff changeset	1071 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	1072 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	1073 return r

Mercurial > hgrepos > Python > libs > ConfigMix

annotate configmix/config.py @ 500:34cd4f111134