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

annotate configmix/config.py @ 484:0259bd521729

Avoid repeaded string concatenations in .expand_variable(): use a list of string parts and proper indexes into the source string

author	Franz Glasner <f.glasner@feldmann-mg.com>
date	Fri, 17 Dec 2021 15:55:51 +0100
parents	38e4be1882e3
children	008b35666a43

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
460 d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	31 from .compat import u, uchr, n, 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()
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	36
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	37
17 94b5e94fae44 Make the AttributeDict "private" (-> "_AttributeDict") Franz Glasner <f.glasner@feldmann-mg.com> parents: 16 diff changeset	38 class _AttributeDict(ConfigurationBase):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	39
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	40 def __getattr__(self, name):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	41 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	42 v = self[name]
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	43 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	44 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	45 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	46 # 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	47 if isinstance(v, dict):
29 17af7a78710c FIX: Renaming a class was not really complete Franz Glasner <hg@dom66.de> parents: 25 diff changeset	48 return _AttributeDict(v)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	49 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	50 return v
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	51
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	52
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	53 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	54
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	55 """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	56 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	57 float).
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	58
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	59 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	60 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	61
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 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	65 """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	66 number.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	67
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 s = self.getvarl_s(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	70 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	71 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	72 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	73 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	74
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	75 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	76 """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	77 number.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	78
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 s = self.getfirstvarl_s(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	81 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	82 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	83 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	84 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	85
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	86 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	87 """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	88 number.
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	89
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 s = self.getvar_s(varname, default=default)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	92 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	93 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	94 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	95 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	96
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	97 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	98 """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	99 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	100
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 s = self.getfirstvar_s(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	103 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	104 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	105 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	106 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	107
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	108 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	109 """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	110 boolean
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	111
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 s = self.getvarl_s(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	114 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	115 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	116 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	117 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	118 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	119 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	120 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	121
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	122 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	123 """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	124 boolean
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	125
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 s = self.getfirstvarl_s(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	128 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	129 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	130 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	131 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	132 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	133 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	134 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	135
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	136 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	137 """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	138 boolean
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	139
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 s = self.getvar_s(varname, default=default)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	142 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	143 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	144 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	145 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	146 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	147 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	148 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	149
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	150 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	151 """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	152 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	153
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 s = self.getfirstvar_s(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	156 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	157 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	158 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	159 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	160 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	161 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	162 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	163
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	164 # 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	165 _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	166 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	167 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	168 }
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 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	171 """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	172 float
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	173
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 s = self.getvarl_s(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	176 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	177 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	178 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	179 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	180
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	181 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	182 """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	183 float
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	184
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 s = self.getfirstvarl_s(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	187 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	188 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	189 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	190 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	191
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	192 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	193 """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	194 float
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	195
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 s = self.getvar_s(varname, default)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	198 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	199 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	200 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	201 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	202
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	203 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	204 """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	205 float
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	206
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 s = self.getfirstvar_s(varname, default)
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	209 if isinstance(s, Configuration._TEXTTYPE):
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	210 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	211 else:
816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	212 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	213
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 class Configuration(CoercingMethodsMixin, _AttributeDict):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	216
18 a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	217 """The configuration dictionary with attribute support or
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	218 variable substitution.
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	219
322 4aa19e04ff65 Comment: typo Franz Glasner <f.glasner@feldmann-mg.com> parents: 321 diff changeset	220 .. note:: When retrieving by attribute names variables will not
18 a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	221 substituted.
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	222
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	223 """
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	224
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	225 # Speed
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	226 _EMPTY_STR = u("")
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	227 _TEXTTYPE = type(_EMPTY_STR)
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	228 _STARTTOK = u(b"{{")
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	229 _ENDTOK = u(b"}}")
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	230 _HIER_SEPARATOR = u(b'.')
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	231 _NS_SEPARATOR = u(b':')
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	232 _FILTER_SEPARATOR = u(b'\|')
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	233 _STARTTOK_REF = _STARTTOK + REF_NAMESPACE + _NS_SEPARATOR
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	234 _ENDTOK_REF = _ENDTOK
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	235 _DOT = u(b'.')
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	236 _QUOTE = u(b'%')
478 ff8a9a7c6a93 Avoid some repeated string/unicode conversions for constants used by quoting Franz Glasner <f.glasner@feldmann-mg.com> parents: 477 diff changeset	237 _QUOTE_x = u(b'x')
ff8a9a7c6a93 Avoid some repeated string/unicode conversions for constants used by quoting Franz Glasner <f.glasner@feldmann-mg.com> parents: 477 diff changeset	238 _QUOTE_u = u(b'u')
ff8a9a7c6a93 Avoid some repeated string/unicode conversions for constants used by quoting Franz Glasner <f.glasner@feldmann-mg.com> parents: 477 diff changeset	239 _QUOTE_U = u(b'U')
325 ab33d51f3412 By default quote the "#" character also because it is typically a comment in all the configuration file formats. Franz Glasner <fzglas.hg@dom66.de> parents: 322 diff changeset	240 _COMMENT = u(b'#')
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	241 _QUOTE_MAP = {
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	242 0x25: u(b'%x25'), # _QUOTE
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	243 0x2e: u(b'%x2e'), # _DOT
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	244 0x3a: u(b'%x3a'), # _NS_SEPARATOR
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	245 0x23: u(b'%x23'), # _COMMENT / anchor
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	246 0x7c: u(b'%x7c'), # _FILTER_SEPARATOR
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	247 0x22: u(b'%x22'),
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	248 0x27: u(b'%x27'),
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	249 0x7b: u(b'%x7b'),
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	250 0x7d: u(b'%x7d'),
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	251 0x5b: u(b'%x5b'),
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	252 0x5d: u(b'%x5d'),
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	253 }
481 e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	254 _QUOTE_SAFE = u(b'abcdefghijklmnopqrstuvwxyz'
e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	255 b'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	256 b'0123456789'
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	257 b'-_@!$&/\\()=?*+~;,<>^')
481 e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	258 """Mostly used configuration key characters that do not need any quoting
e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	259
e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	260 """
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	261
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	262 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	263 """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	264
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	265 def __getitem__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	266 """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	267
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	268 """
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	269 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	270 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	271 else:
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	272 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	273
442 94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	274 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	275 """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	276
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	277 """
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	278 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	279 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	280 else:
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	281 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	282
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	283 def __contains__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	284 """Containment test"""
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	285 if isinstance(key, (tuple, list)):
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	286 # 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	287 try:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	288 self._lookupvar(*key)
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	289 except KeyError:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	290 return False
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	291 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	292 return True
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	293 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	294 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	295
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	296 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	297 """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	298
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	299 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	300
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	301 """
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	302 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	303
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	304 def getvarl(self, path, *kwds):
24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	305 """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	306 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	307
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	308 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	309
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	310 Quoting of `path` and `namespace` is not needed and wrong.
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	311
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	312 """
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	313 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	314 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	315 try:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	316 if not namespace:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	317 lookupfn = self._lookupvar
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	318 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	319 if namespace == REF_NAMESPACE:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	320 lookupfn = self._lookupref
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	321 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	322 lookupfn = lookup_varns(namespace)
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	323 varvalue = lookupfn(*path)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	324 except KeyError:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	325 if default is _MARKER:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	326 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	327 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	328 return default
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	329 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	330 return varvalue
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	331
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	332 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	333 """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	334
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	335 :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	336 :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	337
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	338 .. 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	339
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	340 """
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 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	342 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	343 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	344 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	345
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	346 def getfirstvarl(self, paths, *kwds):
385 4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	347 """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	348 variable in the `paths` list.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	349
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	350 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	351 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	352 and "path".
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	353 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	354 to be `None`.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	355
389 44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	356 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	357 namespace must use a sequence of dicts.
44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	358
385 4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	359 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	360
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	361 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	362
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	363 """
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	364 default = kwds.pop("default", _MARKER)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	365 for path in paths:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	366 if isinstance(path, (list, tuple)):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	367 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	368 varvalue = self.getvarl(*path)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	369 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	370 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	371 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	372 return varvalue
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	373 elif isinstance(path, dict):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	374 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	375 namespace = path["namespace"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	376 p = path["path"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	377 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	378 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	379 " and a `namespace' key")
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 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	382 varvalue = self.getvarl(*p, namespace=namespace)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	383 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	384 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	385 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	386 return varvalue
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	387 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	388 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	389 if default is _MARKER:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	390 raise KeyError(
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	391 "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	392 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	393 return default
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	394
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	395 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	396 """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	397 variables from other namespaces.
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	398
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	399 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	400
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	401 Special characters (e.g. ``:`` and ``.``) must be quoted when using
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	402 the default namespace.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	403
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	404 See also :meth:`~.quote`.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	405
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	406 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	407 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	408 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	409 if varname:
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	410 varnameparts = [
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	411 self.unquote(vp)
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	412 for vp in varname.split(self._HIER_SEPARATOR)
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	413 ]
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	414 else:
079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	415 varnameparts = tuple()
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	416 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	417 varnameparts = (varname,)
364 1941f0188e81 FIX: Handle a "default" keyword parameter in ".getvar()" properly. Franz Glasner <fzglas.hg@dom66.de> parents: 357 diff changeset	418 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	419
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	420 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	421 """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	422
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	423 :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	424 :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	425
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	426 .. 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	427
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	428 """
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 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	430 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	431
368 4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	432 def getfirstvar(self, varnames, *kwds):
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	433 """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	434 in the list of given variables in `varnames`.
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	435
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	436 """
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	437 default = kwds.pop("default", _MARKER)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	438 for varname in varnames:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	439 try:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	440 varvalue = self.getvar(varname)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	441 except KeyError:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	442 pass
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	443 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	444 return varvalue
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	445 if default is _MARKER:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	446 raise KeyError(
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	447 "none of the given variables found: %r" % (varnames,))
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	448 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	449 return default
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	450
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	451 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	452 """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	453
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	454 `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	455 :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	456 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	457 applied.
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	458
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	459 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	460
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	461 """
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	462 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	463 namespace = kwds.pop("namespace", None)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	464 try:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	465 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	466 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	467 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	468 if default is _MARKER:
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	469 raise
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	470 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	471 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	472
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	473 def getfirstvarl_s(self, paths, *kwds):
388 13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	474 """A variant of :meth:`~.getfirstvarl` that does variable
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	475 interpolation.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	476
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	477 `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	478 But variables will be interpolated
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	479 recursively within the variable values and filters are
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	480 applied.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	481
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	482 For more details see chapter :ref:`variable-interpolation`.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	483
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	484 """
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	485 default = kwds.pop("default", _MARKER)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	486 for path in paths:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	487 if isinstance(path, (list, tuple)):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	488 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	489 obj = self.getvarl(*path)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	490 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	491 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	492 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	493 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	494
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	495 elif isinstance(path, dict):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	496 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	497 namespace = path["namespace"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	498 p = path["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 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	501 " and a `namespace' key")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	502 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	503 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	504 obj = self.getvarl(*p, namespace=namespace)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	505 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	506 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	507 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	508 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	509 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	510 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	511 if default is _MARKER:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	512 raise KeyError(
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	513 "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	514 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	515 return default
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	516
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	517 def getvar_s(self, varname, default=_MARKER):
24 fa65adab0b71 FIX: Typo in comment Franz Glasner <f.glasner@feldmann-mg.com> parents: 23 diff changeset	518 """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	519
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	520 `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	521 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	522 and filters are applied.
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	523
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	524 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	525
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	526 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	527 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	528 obj = self.getvar(varname)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	529 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	530 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	531 if default is _MARKER:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	532 raise
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	533 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	534 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	535
368 4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	536 def getfirstvar_s(self, varnames, *kwds):
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	537 """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	538 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	539
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	540 """
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	541 default = kwds.pop("default", _MARKER)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	542 for varname in varnames:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	543 try:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	544 obj = self.getvar(varname)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	545 except KeyError:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	546 pass
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	547 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	548 return self.substitute_variables_in_obj(obj)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	549 if default is _MARKER:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	550 raise KeyError(
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	551 "none of the given variables found: %r" % (varnames,))
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	552 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	553 return default
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	554
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	555 def _split_ns(self, s):
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	556 ns, sep, rest = s.partition(self._NS_SEPARATOR)
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	557 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	558 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	559 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	560 return (None, ns)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	561
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	562 def _split_filters(self, s):
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	563 name, sep, filters = s.partition(self._FILTER_SEPARATOR)
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	564 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	565 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	566 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	567 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	568 filters.split(self._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	569 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	570 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	571 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	572 return (name, [])
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	573
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	574 def _lookupvar(self, path, *kwds):
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	575 """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	576
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	577 If no default is given an unexisting `path` raises a `KeyError`
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	578 else `default` is returned.
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	579 """
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	580 default = kwds.pop("default", _MARKER)
419 079a82129110 Allow the empty variable name to retrieve the root configuration object Franz Glasner <fzglas.hg@dom66.de> parents: 418 diff changeset	581 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	582 return self
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	583 try:
438 37424d1f8dcf Style Franz Glasner <fzglas.hg@dom66.de> parents: 437 diff changeset	584 v = self.expand_if_reference(
37424d1f8dcf Style Franz Glasner <fzglas.hg@dom66.de> parents: 437 diff changeset	585 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	586 for p in path[1:]:
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	587 v = self.expand_if_reference(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	588 except TypeError:
207 b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	589 raise KeyError(
b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	590 "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	591 "(missing intermediate keys?)" % (path,))
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	592 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	593 if default is _MARKER:
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	594 raise KeyError(
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	595 "Configuration variable %r not found" % (path,))
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	596 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	597 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	598 return v
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	599
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	600 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	601 """
311 035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	602
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	603 `key` must be a configuration reference URI without any
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	604 (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	605
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	606 """
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	607 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	608
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	609 def expand_if_reference(self, v, default=_MARKER):
311 035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	610 """Check whether `v` is a configuration reference and -- if true --
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	611 then expand it.
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	612
310 801cd16223e4 FIX: Docu Franz Glasner <fzglas.hg@dom66.de> parents: 305 diff changeset	613 `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	614
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	615 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	616 unchanged.
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	617
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	618 """
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	619 if not isinstance(v, self._TEXTTYPE):
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	620 return v
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	621 if not v.startswith(self._STARTTOK_REF) \
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	622 or not v.endswith(self._ENDTOK_REF):
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	623 return v
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	624 return self.expand_ref_uri(
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	625 v[len(self._STARTTOK_REF):-len(self._ENDTOK_REF)],
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	626 default=default)
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	627
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	628 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	629 pu = urlsplit(uri)
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	630 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	631 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	632 if not pu.fragment:
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	633 return self
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	634 if pu.fragment.startswith(self._DOT):
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	635 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	636 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	637
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	638 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	639 """Recursively expand variables in the object tree `obj`."""
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	640 if isinstance(obj, self._TEXTTYPE):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	641 # a string - really replace the value
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	642 return self.expand_variable(obj)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	643 elif isinstance(obj, list):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	644 return [self.substitute_variables_in_obj(i) for i in obj]
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	645 elif isinstance(obj, tuple):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	646 tmp = [self.substitute_variables_in_obj(i) for i in obj]
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	647 return type(obj)(tmp)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	648 elif isinstance(obj, dict):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	649 newdict = type(obj)()
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	650 for k in obj:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	651 newdict[k] = self.substitute_variables_in_obj(obj[k])
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	652 return newdict
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	653 elif isinstance(obj, set):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	654 newset = type(obj)()
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	655 for i in obj:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	656 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	657 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	658 return obj
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	659
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	660 def expand_variable(self, s):
302 063099b188cd Docu Franz Glasner <fzglas.hg@dom66.de> parents: 296 diff changeset	661 """Expand variables in the single string `s`"""
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	662 start = s.find(self._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	663 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	664 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	665 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	666 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	667 rest = 0
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	668 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	669 res_append(s[rest:start])
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	670 end = s.find(self._ENDTOK, start)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	671 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	672 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	673 break
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	674 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	675 try:
357 dd454e1efea4 Use constants for the names of the "None" and "Empty" filters Franz Glasner <fzglas.hg@dom66.de> parents: 352 diff changeset	676 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	677 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	678 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	679 elif EMPTY_FILTER in filters:
352 2b209bdf6995 Implement the "Empty" filter. Franz Glasner <f.glasner@feldmann-mg.com> parents: 350 diff changeset	680 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	681 filters, self.getvar_s(varname,
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 default=self._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	683 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	684 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	685 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	686 except KeyError:
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	687 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	688 "%r" % (varname, s, ),
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	689 UserWarning,
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	690 stacklevel=1)
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	691 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	692 #
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	693 # 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	694 # 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	695 #
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	696 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	697 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	698 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	699 # 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	700 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	701 else:
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	702 res_append(u(str(varvalue)))
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	703 # 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	704 rest = end + 2
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	705 start = s.find(self._STARTTOK, rest)
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	706 res_append(s[rest:])
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	707 return self._EMPTY_STR.join(res)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	708
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	709 def _apply_filters(self, filters, value):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	710 for name in filters:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	711 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	712 filterfn = lookup_filter(name)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	713 except KeyError:
40 8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	714 #
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	715 # 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	716 # a very serious error.
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	717 #
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	718 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	719 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	720 value = filterfn(self, value)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	721 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	722
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	723 @classmethod
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	724 def quote(klass, s):
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	725 """Replace important special characters in string `s` by replacing
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	726 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	727 characters unicode codepoint value.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	728
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	729 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	730 ``#``; ``'``, ``"``, ``\|``, ``{``, ``}``, ``[`` and ``]``.
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	731
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	732 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	733
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	734 """
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	735 # Quick check whether all of the chars are in _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	736 if not s.rstrip(klass._QUOTE_SAFE):
e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	737 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	738
481 e3990ec55f2a Use a quick-check for .quote() if no quoting is needed Franz Glasner <f.glasner@feldmann-mg.com> parents: 480 diff changeset	739 # 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	740 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	741 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	742 # 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	743 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	744 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	745 re_encode = True
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	746 s = s.translate(klass._QUOTE_MAP)
38e4be1882e3 Optimize .quote() by using str.translate() instead of repeatedly calling str.replace() Franz Glasner <f.glasner@feldmann-mg.com> parents: 482 diff changeset	747 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	748 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	749 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	750 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	751
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	752 @classmethod
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	753 def unquote(klass, s):
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	754 """Unquote the content of `s`: handle all patterns ``%xNN``,
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	755 ``%uNNNN`` or ``%UNNNNNNNN``.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	756
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	757 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	758
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	759 """
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	760 if klass._QUOTE not in s:
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	761 return s
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	762 parts = s.split(klass._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	763 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	764 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	765 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	766 try:
490f0c4665bb Optimize .unquote(): instead of doing string comparisone do this with characters Franz Glasner <f.glasner@feldmann-mg.com> parents: 478 diff changeset	767 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	768 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	769 raise ValueError("unknown quote syntax string: {}".format(s))
490f0c4665bb Optimize .unquote(): instead of doing string comparisone do this with characters Franz Glasner <f.glasner@feldmann-mg.com> parents: 478 diff changeset	770 if qc == klass._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	771 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	772 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	773 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	774 res_append(p[3:])
479 490f0c4665bb Optimize .unquote(): instead of doing string comparisone do this with characters Franz Glasner <f.glasner@feldmann-mg.com> parents: 478 diff changeset	775 elif qc == klass._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	776 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	777 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	778 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	779 res_append(p[5:])
479 490f0c4665bb Optimize .unquote(): instead of doing string comparisone do this with characters Franz Glasner <f.glasner@feldmann-mg.com> parents: 478 diff changeset	780 elif qc == klass._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	781 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	782 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	783 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	784 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	785 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	786 raise ValueError("unknown quote syntax string: {}".format(s))
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	787 return ''.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	788
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	789 def jailed(self, rootpath=None, root=None, bind_root=True):
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	790 """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	791
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	792 :param rootpath: a sequence of strings that shall emcompass
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	793 the chroot-like jail of the returned
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	794 configuration
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	795 :type rootpath: list or tuple
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	796 :param str root: a string path expression that shall encompass
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	797 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	798 :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	799 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	800 `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	801 the default
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	802 :return: a jailed (aka restricted) configuration
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	803 :rtype: _JailedConfiguration
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	804
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	805 Exactly one of `rootpath` or `root` must be given.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	806
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	807 """
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 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	809 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	810 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	811 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	812 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	813 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	814 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	815 # 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	816 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	817 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	818 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	819 "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	820 if varname:
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	821 rootpath = [
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	822 self.unquote(p) for p in root.split(
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	823 self._HIER_SEPARATOR)
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	824 ]
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	825 else:
2abde0d3c735 FIX: Handle .jailed() with an empty "root" properly Franz Glasner <fzglas.hg@dom66.de> parents: 412 diff changeset	826 rootpath = tuple()
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	827 jc = _JailedConfiguration(*rootpath)
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	828 if bind_root:
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	829 jc.rebind(self)
3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	830 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	831
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
412 816327e178b0 Provide coercing methods for the jailed configuration: getintXXX(), getboolXXX(), getfloatXXX() and friends. Franz Glasner <fzglas.hg@dom66.de> parents: 411 diff changeset	833 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	834
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	835 """A jailed and restricted variant of :class:`Configuration`.
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	836
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	837 Restriction is two-fold:
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	838
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	839 - The access to configuration variables in `config` is restricted
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	840 to the configuration sub-tree that is configured in `path`.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	841
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	842 - Not all access-methods of :class:`Configuration` are implemented
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	843 yet.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	844
400 727ec2fc8e7e Docs Franz Glasner <fzglas.hg@dom66.de> parents: 399 diff changeset	845 .. seealso:: :ref:`jailed-configuration`
727ec2fc8e7e Docs Franz Glasner <fzglas.hg@dom66.de> parents: 399 diff changeset	846
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	847 .. note:: There is no namespace support.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	848
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	849 .. note:: Do not call the constructor directly. Instantiate a jailed
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	850 configuration from the parent configuration's
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	851 :meth:`~.Configuration.jailed` factory method.
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	852
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	853 """
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	854
396 a50f8fb16b05 Style Franz Glasner <fzglas.hg@dom66.de> parents: 395 diff changeset	855 __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	856
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	857 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	858 """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	859
411 3c95faa91dad Optimize the creation of a jailed config. Franz Glasner <f.glasner@feldmann-mg.com> parents: 406 diff changeset	860 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	861 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	862 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	863 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	864 self._pathstr = \
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	865 Configuration._HIER_SEPARATOR.join(
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	866 [Configuration.quote(p) for p in 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	867 + Configuration._HIER_SEPARATOR
0b3ffc34fa5c Begin a jailed configuration with access to a sub-tree of the original configuration Franz Glasner <f.glasner@feldmann-mg.com> parents: 389 diff changeset	868 else:
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	869 self._pathstr = ''
405 af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	870
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	871 @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	872 def base(self):
426 84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	873 """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	874
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	875 This configuration is always unjailed.
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	876
84d4f82ffe59 Docs: more on jails and sub-jails Franz Glasner <fzglas.hg@dom66.de> parents: 419 diff changeset	877 """
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	878 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	879
405 af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	880 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	881 """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	882
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	883 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	884 the root.
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	885
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	886 :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	887
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	888 """
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	889 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	890 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	891 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	892 #
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	893 # 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	894 # 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	895 #
449 5864977bb44f FIX: KeyError formatting. Franz Glasner <f.glasner@feldmann-mg.com> parents: 448 diff changeset	896 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	897 raise KeyError(
5864977bb44f FIX: KeyError formatting. Franz Glasner <f.glasner@feldmann-mg.com> parents: 448 diff changeset	898 "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	899 % (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	900
448 b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	901 def __getattr__(self, name):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	902 """Attribute-style access.
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	903
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	904 Result values are interpolated (i.e. forwarded to
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	905 :meth:`~.getvarl_s`)
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	906
02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	907 """
448 b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	908 try:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	909 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	910 except KeyError:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	911 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	912 else:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	913 # 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	914 if isinstance(v, dict):
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	915 return _AttributeDict(v)
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	916 else:
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	917 return v
b95c12781497 Attribute-style access for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 443 diff changeset	918
437 bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	919 def __getitem__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	920 """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	921
bbc5b64e137a - Dict-level access to a configuration key now does variable interpolation. Franz Glasner <fzglas.hg@dom66.de> parents: 432 diff changeset	922 """
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	923 if isinstance(key, tuple):
440 f297c23f78f0 Optimize __getitem__() in jailed configurations: call base directly Franz Glasner <fzglas.hg@dom66.de> parents: 439 diff changeset	924 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	925 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	926 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	927 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	928 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	929
442 94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	930 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	931 if isinstance(key, tuple):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	932 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	933 elif isinstance(key, list):
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	934 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	935 else:
94cf5a8722d6 Add proper .get() support for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 441 diff changeset	936 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	937
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	938 def __contains__(self, key):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	939 """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	940 if isinstance(key, tuple):
439 bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	941 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	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._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	944 else:
bd27da55483a Optimized __contains__() implementation for jailed and unjailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 438 diff changeset	945 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	946
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	947 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	948 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	949
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	950 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	951 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	952 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	953
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	954 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	955 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	956 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	957 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	958 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	959 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	960 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	961 "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	962 else:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	963 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	964 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	965
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	966 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	967 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	968
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	969 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	970 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	971 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	972 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	973 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	974 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	975 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	976 "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	977 else:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	978 raise TypeError("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	979 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	980
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	981 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	982 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	983
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	984 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	985 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	986 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	987
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	988 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	989 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	990 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	991
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	992 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	993 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	994
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	995 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	996 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	997 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	998
459 9dc9cef1b9cd Implement proper iteration support for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 455 diff changeset	999 def __iter__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1000 """Iteration support for containers"""
459 9dc9cef1b9cd Implement proper iteration support for jailed configurations Franz Glasner <fzglas.hg@dom66.de> parents: 455 diff changeset	1001 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	1002
467 9fcdc42a0457 len-support for jailed configurations: implement a proper __len__() method Franz Glasner <fzglas.hg@dom66.de> parents: 460 diff changeset	1003 def __len__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1004 """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	1005 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	1006
460 d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1007 if PY2:
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1008
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1009 def __nonzero__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1010 """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	1011 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	1012
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1013 else:
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1014
d22985d6806e Proper boolean context for jailed configurations: __bool__()/__nonzero__() Franz Glasner <fzglas.hg@dom66.de> parents: 459 diff changeset	1015 def __bool__(self):
469 02b210a2b022 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 468 diff changeset	1016 """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	1017 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	1018
417 83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1019 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	1020 """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	1021 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	1022
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1023 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	1024
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1025 """
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1026 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	1027 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	1028 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	1029 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	1030 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	1031 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	1032 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	1033 # 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	1034 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	1035 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	1036 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	1037 "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	1038 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	1039 rootpath = [
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1040 self._base.unquote(p) for p in varname.split(
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1041 self._base._HIER_SEPARATOR)
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 else:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1044 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	1045 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	1046 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	1047 else:
83d537f1dfbb Implement sub-jails: allow to get a jailed configuration from a jail Franz Glasner <fzglas.hg@dom66.de> parents: 416 diff changeset	1048 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	1049 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	1050 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	1051 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	1052 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	1053
b96f49c9c76b Proper "repr()" for a jailed configuration: put the root path into the output Franz Glasner <fzglas.hg@dom66.de> parents: 428 diff changeset	1054 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	1055 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	1056 return r

Mercurial > hgrepos > Python > libs > ConfigMix

annotate configmix/config.py @ 484:0259bd521729