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

annotate configmix/config.py @ 405:af367e1d0950

Allow to rebind a jailed configuration to another "similar" base

author	Franz Glasner <f.glasner@feldmann-mg.com>
date	Fri, 19 Nov 2021 13:26:53 +0100
parents	6a5aea02f3d0
children	5286df5aeefe

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
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	11 from __future__ import division, absolute_import, print_function
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
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	31 from .compat import u, uchr
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
17 94b5e94fae44 Make the AttributeDict "private" (-> "_AttributeDict") Franz Glasner <f.glasner@feldmann-mg.com> parents: 16 diff changeset	53 class Configuration(_AttributeDict):
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	54
18 a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	55 """The configuration dictionary with attribute support or
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	56 variable substitution.
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	57
322 4aa19e04ff65 Comment: typo Franz Glasner <f.glasner@feldmann-mg.com> parents: 321 diff changeset	58 .. note:: When retrieving by attribute names variables will not
18 a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	59 substituted.
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	60
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	61 """
a04fa81e10ae Doc Franz Glasner <f.glasner@feldmann-mg.com> parents: 17 diff changeset	62
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	63 # Speed
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	64 _TEXTTYPE = type(u(""))
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	65 _STARTTOK = u(b"{{")
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	66 _ENDTOK = u(b"}}")
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	67 _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	68 _NS_SEPARATOR = u(b':')
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	69 _FILTER_SEPARATOR = u(b'\|')
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	70 _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	71 _ENDTOK_REF = _ENDTOK
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	72 _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	73 _QUOTE = u(b'%')
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	74 _COMMENT = u(b'#')
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	75
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	76 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	77 """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	78
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	79 def getvarl(self, path, *kwds):
24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	80 """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	81 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	82
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	83 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	84
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	85 Quoting of `path` and `namespace` is not needed and wrong.
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	86
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	87 """
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	88 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	89 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	90 try:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	91 if not namespace:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	92 lookupfn = self._lookupvar
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	93 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	94 if namespace == REF_NAMESPACE:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	95 lookupfn = self._lookupref
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	96 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	97 lookupfn = lookup_varns(namespace)
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	98 varvalue = lookupfn(*path)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	99 except KeyError:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	100 if default is _MARKER:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	101 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	102 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	103 return default
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	104 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	105 return varvalue
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	106
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	107 def getfirstvarl(self, paths, *kwds):
385 4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	108 """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	109 variable in the `paths` list.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	110
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	111 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	112 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	113 and "path".
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	114 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	115 to be `None`.
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	116
389 44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	117 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	118 namespace must use a sequence of dicts.
44ef854da70a Docs Franz Glasner <fzglas.hg@dom66.de> parents: 388 diff changeset	119
385 4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	120 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	121
4beeb291926d First documentation of getfirstvarl() Franz Glasner <fzglas.hg@dom66.de> parents: 384 diff changeset	122 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	123
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	124 """
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	125 default = kwds.pop("default", _MARKER)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	126 for path in paths:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	127 if isinstance(path, (list, tuple)):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	128 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	129 varvalue = self.getvarl(*path)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	130 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	131 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	132 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	133 return varvalue
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	134 elif isinstance(path, dict):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	135 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	136 namespace = path["namespace"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	137 p = path["path"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	138 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	139 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	140 " and a `namespace' key")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	141 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	142 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	143 varvalue = self.getvarl(*p, namespace=namespace)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	144 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	145 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	146 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	147 return varvalue
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	148 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	149 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	150 if default is _MARKER:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	151 raise KeyError(
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	152 "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	153 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	154 return default
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	155
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	156 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	157 """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	158 variables from other namespaces.
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	159
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	160 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	161
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	162 Special characters (e.g. ``:`` and ``.``) must be quoted when using
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	163 the default namespace.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	164
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	165 See also :meth:`~.quote`.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	166
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	167 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	168 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	169 if not varns:
396 a50f8fb16b05 Style Franz Glasner <fzglas.hg@dom66.de> parents: 395 diff changeset	170 varnameparts = [
a50f8fb16b05 Style Franz Glasner <fzglas.hg@dom66.de> parents: 395 diff changeset	171 self.unquote(vp) for vp in varname.split(self._HIER_SEPARATOR)
a50f8fb16b05 Style Franz Glasner <fzglas.hg@dom66.de> parents: 395 diff changeset	172 ]
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	173 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	174 varnameparts = (varname,)
364 1941f0188e81 FIX: Handle a "default" keyword parameter in ".getvar()" properly. Franz Glasner <fzglas.hg@dom66.de> parents: 357 diff changeset	175 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	176
368 4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	177 def getfirstvar(self, varnames, *kwds):
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	178 """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	179 in the list of given variables in `varnames`.
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	180
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	181 """
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	182 default = kwds.pop("default", _MARKER)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	183 for varname in varnames:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	184 try:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	185 varvalue = self.getvar(varname)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	186 except KeyError:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	187 pass
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	188 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	189 return varvalue
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	190 if default is _MARKER:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	191 raise KeyError(
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	192 "none of the given variables found: %r" % (varnames,))
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	193 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	194 return default
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	195
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	196 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	197 """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	198
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	199 `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	200 :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	201 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	202 applied.
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	203
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	204 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	205
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	206 """
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	207 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	208 namespace = kwds.pop("namespace", None)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	209 try:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	210 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	211 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	212 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	213 if default is _MARKER:
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	214 raise
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	215 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	216 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	217
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	218 def getfirstvarl_s(self, paths, *kwds):
388 13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	219 """A variant of :meth:`~.getfirstvarl` that does variable
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	220 interpolation.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	221
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	222 `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	223 But variables will be interpolated
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	224 recursively within the variable values and filters are
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	225 applied.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	226
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	227 For more details see chapter :ref:`variable-interpolation`.
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	228
13427f37abab Docs: document Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 385 diff changeset	229 """
381 fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	230 default = kwds.pop("default", _MARKER)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	231 for path in paths:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	232 if isinstance(path, (list, tuple)):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	233 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	234 obj = self.getvarl(*path)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	235 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	236 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	237 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	238 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	239
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	240 elif isinstance(path, dict):
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	241 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	242 namespace = path["namespace"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	243 p = path["path"]
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	244 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	245 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	246 " and a `namespace' key")
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	247 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	248 try:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	249 obj = self.getvarl(*p, namespace=namespace)
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	250 except KeyError:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	251 pass
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	252 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	253 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	254 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	255 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	256 if default is _MARKER:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	257 raise KeyError(
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	258 "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	259 else:
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	260 return default
fe3dfd687621 Implemented Configuration.getfirstvarl() and Configuration.getfirstvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 380 diff changeset	261
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	262 def getvar_s(self, varname, default=_MARKER):
24 fa65adab0b71 FIX: Typo in comment Franz Glasner <f.glasner@feldmann-mg.com> parents: 23 diff changeset	263 """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	264
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	265 `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	266 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	267 and filters are applied.
115 a5339d39af5c Begin the documentation of variables and its expansion Franz Glasner <hg@dom66.de> parents: 104 diff changeset	268
202 2e66178a09d8 Docu: Ban "keyword expansion" -- use "variable interpolation" instead Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	269 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	270
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	271 """
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	272 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	273 obj = self.getvar(varname)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	274 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	275 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	276 if default is _MARKER:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	277 raise
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	278 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	279 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	280
368 4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	281 def getfirstvar_s(self, varnames, *kwds):
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	282 """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	283 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	284
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	285 """
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	286 default = kwds.pop("default", _MARKER)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	287 for varname in varnames:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	288 try:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	289 obj = self.getvar(varname)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	290 except KeyError:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	291 pass
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	292 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	293 return self.substitute_variables_in_obj(obj)
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	294 if default is _MARKER:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	295 raise KeyError(
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	296 "none of the given variables found: %r" % (varnames,))
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	297 else:
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	298 return default
4ee53f6fcac1 Implement ".getfirstvar()" and ".getfirstvar_s()". Franz Glasner <fzglas.hg@dom66.de> parents: 364 diff changeset	299
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	300 def getintvarl_s(self, path, *kwds):
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	301 """Get a (possibly substituted) variable and coerce text to a
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	302 number.
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	303
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	304 """
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	305 s = self.getvarl_s(path, *kwds)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	306 if isinstance(s, self._TEXTTYPE):
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	307 return int(s, 0)
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	308 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	309 return s
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	310
384 8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	311 def getfirstintvarl_s(self, paths, *kwds):
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	312 """Get a (possibly substituted) variable and coerce text to a
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	313 number.
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	314
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	315 """
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	316 s = self.getfirstvarl_s(paths, *kwds)
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	317 if isinstance(s, self._TEXTTYPE):
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	318 return int(s, 0)
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	319 else:
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	320 return s
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	321
36 b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	322 def getintvar_s(self, varname, default=_MARKER):
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	323 """Get a (possibly substituted) variable and coerce text to a
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	324 number.
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	325
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	326 """
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	327 s = self.getvar_s(varname, default=default)
36 b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	328 if isinstance(s, self._TEXTTYPE):
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	329 return int(s, 0)
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	330 else:
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	331 return s
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	332
373 0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	333 def getfirstintvar_s(self, varnames, *kwds):
374 4d7ad20cb8f9 FIX: Doc strings Franz Glasner <fzglas.hg@dom66.de> parents: 373 diff changeset	334 """A variant of :meth:`~.getintvar_s` that returns the first found
4d7ad20cb8f9 FIX: Doc strings Franz Glasner <fzglas.hg@dom66.de> parents: 373 diff changeset	335 variable in the list of given variables in `varnames`.
373 0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	336
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	337 """
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	338 s = self.getfirstvar_s(varnames, *kwds)
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	339 if isinstance(s, self._TEXTTYPE):
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	340 return int(s, 0)
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	341 else:
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	342 return s
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	343
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	344 def getboolvarl_s(self, path, *kwds):
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	345 """Get a (possibly substituted) variable and convert text to a
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	346 boolean
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	347
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	348 """
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	349 s = self.getvarl_s(path, *kwds)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	350 if isinstance(s, self._TEXTTYPE):
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	351 sl = s.strip().lower()
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	352 if sl not in self._BOOL_CVT:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	353 raise ValueError("Not a boolean: %r" % s)
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	354 return self._BOOL_CVT[sl]
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	355 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	356 return s
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	357
384 8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	358 def getfirstboolvarl_s(self, paths, *kwds):
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	359 """Get a (possibly substituted) variable and convert text to a
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	360 boolean
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	361
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	362 """
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	363 s = self.getfirstvarl_s(paths, *kwds)
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	364 if isinstance(s, self._TEXTTYPE):
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	365 sl = s.strip().lower()
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	366 if sl not in self._BOOL_CVT:
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	367 raise ValueError("Not a boolean: %r" % s)
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	368 return self._BOOL_CVT[sl]
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	369 else:
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	370 return s
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	371
36 b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	372 def getboolvar_s(self, varname, default=_MARKER):
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	373 """Get a (possibly substituted) variable and convert text to a
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	374 boolean
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	375
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	376 """
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	377 s = self.getvar_s(varname, default=default)
36 b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	378 if isinstance(s, self._TEXTTYPE):
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	379 sl = s.strip().lower()
207 b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	380 if sl not in self._BOOL_CVT:
36 b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	381 raise ValueError("Not a boolean: %r" % s)
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	382 return self._BOOL_CVT[sl]
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	383 else:
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	384 return s
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	385
373 0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	386 def getfirstboolvar_s(self, varnames, *kwds):
374 4d7ad20cb8f9 FIX: Doc strings Franz Glasner <fzglas.hg@dom66.de> parents: 373 diff changeset	387 """A variant of :meth:`~.getboolvar_s` that returns the first found
4d7ad20cb8f9 FIX: Doc strings Franz Glasner <fzglas.hg@dom66.de> parents: 373 diff changeset	388 variable in the list of given variables in `varnames`.
373 0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	389
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	390 """
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	391 s = self.getfirstvar_s(varnames, *kwds)
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	392 if isinstance(s, self._TEXTTYPE):
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	393 sl = s.strip().lower()
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	394 if sl not in self._BOOL_CVT:
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	395 raise ValueError("Not a boolean: %r" % s)
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	396 return self._BOOL_CVT[sl]
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	397 else:
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	398 return s
0c65aac81807 Implement ".getfirstintvar_s()" and ".getfirstboolvar_s()" with unittests Franz Glasner <fzglas.hg@dom66.de> parents: 368 diff changeset	399
36 b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	400 # Conversion of booleans
304 d8361dd70d2d FIX: Map unicode strings to boolean values because this is the canonical texttype in confixmmix Franz Glasner <fzglas.hg@dom66.de> parents: 302 diff changeset	401 _BOOL_CVT = {
d8361dd70d2d FIX: Map unicode strings to boolean values because this is the canonical texttype in confixmmix Franz Glasner <fzglas.hg@dom66.de> parents: 302 diff changeset	402 u('1'): True, u('yes'): True, u('true'): True, u('on'): True,
d8361dd70d2d FIX: Map unicode strings to boolean values because this is the canonical texttype in confixmmix Franz Glasner <fzglas.hg@dom66.de> parents: 302 diff changeset	403 u('0'): False, u('no'): False, u('false'): False, u('off'): False
d8361dd70d2d FIX: Map unicode strings to boolean values because this is the canonical texttype in confixmmix Franz Glasner <fzglas.hg@dom66.de> parents: 302 diff changeset	404 }
36 b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	405
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	406 def getfloatvarl_s(self, path, *kwds):
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	407 """Get a (possibly substituted) variable and convert text to a
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	408 float
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	409
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	410 """
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	411 s = self.getvarl_s(path, *kwds)
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	412 if isinstance(s, self._TEXTTYPE):
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	413 return float(s)
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	414 else:
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	415 return s
043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	416
384 8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	417 def getfirstfloatvarl_s(self, path, *kwds):
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	418 """Get a (possibly substituted) variable and convert text to a
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	419 float
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	420
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	421 """
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	422 s = self.getfirstvarl_s(path, *kwds)
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	423 if isinstance(s, self._TEXTTYPE):
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	424 return float(s)
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	425 else:
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	426 return s
8c3aaa894089 Implemented Configuration.getfirstintvarl_s(), .getfirstboolvar_s() and .getfirstfloatvarl_s() Franz Glasner <fzglas.hg@dom66.de> parents: 383 diff changeset	427
36 b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	428 def getfloatvar_s(self, varname, default=_MARKER):
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	429 """Get a (possibly substituted) variable and convert text to a
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	430 float
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	431
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	432 """
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	433 s = self.getvar_s(varname, default)
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	434 if isinstance(s, self._TEXTTYPE):
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	435 return float(s)
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	436 else:
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	437 return s
b04a350f894b Implement methods to convert text to other types when getting configuration variables. Franz Glasner <hg@dom66.de> parents: 29 diff changeset	438
383 5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	439 def getfirstfloatvar_s(self, varname, default=_MARKER):
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	440 """Get a (possibly substituted) variable and convert text to a
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	441 float
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	442
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	443 """
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	444 s = self.getfirstvar_s(varname, default)
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	445 if isinstance(s, self._TEXTTYPE):
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	446 return float(s)
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	447 else:
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	448 return s
5c72da46b8ae Implemented Configuration.getfirstfloatvar_s(). Franz Glasner <fzglas.hg@dom66.de> parents: 382 diff changeset	449
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	450 def _split_ns(self, s):
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	451 nameparts = s.split(self._NS_SEPARATOR, 1)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	452 if len(nameparts) == 1:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	453 return (None, s, )
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	454 else:
329 d81d2cdf4925 FIX: Handle the unquoting of namespaces within Configuration.getvar() properly. Franz Glasner <fzglas.hg@dom66.de> parents: 326 diff changeset	455 return (self.unquote(nameparts[0]), nameparts[1], )
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	456
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	457 def _split_filters(self, s):
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	458 nameparts = s.split(self._FILTER_SEPARATOR)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	459 if len(nameparts) == 1:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	460 return (s, [], )
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	461 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	462 return (nameparts[0].rstrip(), nameparts[1:], )
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	463
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	464 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	465 """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	466
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	467 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	468 else `default` is returned.
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	469 """
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	470 default = kwds.pop("default", _MARKER)
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	471 try:
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	472 v = self.expand_if_reference(self[path[0]])
24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	473 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	474 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	475 except TypeError:
207 b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	476 raise KeyError(
b3b5ed34d180 Handle most flake8 errors and warnings. Franz Glasner <fzglas.hg@dom66.de> parents: 202 diff changeset	477 "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	478 "(missing intermediate keys?)" % (path,))
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	479 except KeyError:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	480 if default is _MARKER:
314 043a6412be3c Implemented new access methods .getvarl() and .getvarl_s Franz Glasner <fzglas.hg@dom66.de> parents: 311 diff changeset	481 raise KeyError(
382 24db29162d09 Renamed "names" arguments into the more proper "path" Franz Glasner <fzglas.hg@dom66.de> parents: 381 diff changeset	482 "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	483 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	484 return default
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	485 return v
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	486
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	487 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	488 """
311 035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	489
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	490 `key` must be a configuration reference URI without any
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	491 (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	492
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	493 """
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	494 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	495
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	496 def expand_if_reference(self, v, default=_MARKER):
311 035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	497 """Check whether `v` is a configuration reference and -- if true --
035b42a224ed Docu Franz Glasner <fzglas.hg@dom66.de> parents: 310 diff changeset	498 then expand it.
305 f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	499
310 801cd16223e4 FIX: Docu Franz Glasner <fzglas.hg@dom66.de> parents: 305 diff changeset	500 `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	501
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	502 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	503 unchanged.
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	504
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	505 """
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	506 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	507 return v
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	508 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	509 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	510 return v
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	511 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	512 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	513 default=default)
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	514
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	515 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	516 pu = urlsplit(uri)
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	517 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	518 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	519 if not pu.fragment:
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	520 return self
f529ca46dd50 Implemented the "ref" namespace to get configuration tree references. Franz Glasner <fzglas.hg@dom66.de> parents: 304 diff changeset	521 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	522 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	523 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	524
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	525 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	526 """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	527 if isinstance(obj, self._TEXTTYPE):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	528 # a string - really replace the value
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	529 return self.expand_variable(obj)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	530 elif isinstance(obj, list):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	531 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	532 elif isinstance(obj, tuple):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	533 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	534 return type(obj)(tmp)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	535 elif isinstance(obj, dict):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	536 newdict = type(obj)()
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	537 for k in obj:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	538 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	539 return newdict
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	540 elif isinstance(obj, set):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	541 newset = type(obj)()
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	542 for i in obj:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	543 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	544 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	545 return obj
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	546
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	547 def expand_variable(self, s):
302 063099b188cd Docu Franz Glasner <fzglas.hg@dom66.de> parents: 296 diff changeset	548 """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	549 start = s.find(self._STARTTOK, 0)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	550 while start != -1:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	551 end = s.find(self._ENDTOK, start)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	552 if end < 0:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	553 return s
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	554 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	555 try:
357 dd454e1efea4 Use constants for the names of the "None" and "Empty" filters Franz Glasner <fzglas.hg@dom66.de> parents: 352 diff changeset	556 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	557 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	558 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	559 elif EMPTY_FILTER in filters:
352 2b209bdf6995 Implement the "Empty" filter. Franz Glasner <f.glasner@feldmann-mg.com> parents: 350 diff changeset	560 varvalue = self._apply_filters(
2b209bdf6995 Implement the "Empty" filter. Franz Glasner <f.glasner@feldmann-mg.com> parents: 350 diff changeset	561 filters, self.getvar_s(varname, default=u("")))
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	562 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	563 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	564 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	565 except KeyError:
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	566 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	567 "%r" % (varname, s, ),
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	568 UserWarning,
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	569 stacklevel=1)
8715e5cc59ac Print a warning if a variable cannot be expanded. Franz Glasner <hg@dom66.de> parents: 36 diff changeset	570 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	571 #
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	572 # 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	573 # 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	574 #
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	575 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	576 return varvalue
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	577 if varvalue is None:
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	578 varvalue = u("")
249 1e38ccfba3de Use explicit type conversion instead of an implicit one. Franz Glasner <fzglas.hg@dom66.de> parents: 248 diff changeset	579 replaced = s[:start] + u(str(varvalue))
248 13283057a21e Do not use ".format()" but string concatenation or (when conversion to Unicode is needed) the faster %s method Franz Glasner <fzglas.hg@dom66.de> parents: 237 diff changeset	580 s = replaced + s[end+2:]
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	581 # don't re-evaluate because `self.getvar_s()` expands already
23 c77cb6bc8eeb FIX: Handle non-str types in variable substitutions properly Franz Glasner <f.glasner@feldmann-mg.com> parents: 18 diff changeset	582 start = s.find(self._STARTTOK, len(replaced))
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	583 return s
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	584
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	585 def _apply_filters(self, filters, value):
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	586 for name in filters:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	587 try:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	588 filterfn = lookup_filter(name)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	589 except KeyError:
40 8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	590 #
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	591 # 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	592 # a very serious error.
8d66aef2f7fb Comment about exceptions when filters are missing. Franz Glasner <hg@dom66.de> parents: 39 diff changeset	593 #
16 f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	594 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	595 else:
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	596 value = filterfn(self, value)
f85dc4677c01 Implemented the real configuration dictionary with attribute access or Franz Glasner <hg@dom66.de> parents: diff changeset	597 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	598
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	599 @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	600 def quote(klass, s):
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	601 """Replace important special characters in string `s` by replacing
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	602 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	603 characters unicode codepoint value.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	604
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	605 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	606 ``#``; ``'``, ``"``, ``\|``, ``{``, ``}``, ``[`` and ``]``.
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	607
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	608 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	609
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	610 """
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	611 qc = klass._QUOTE
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	612 s = s.replace(qc, qc + "x25")
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	613 s = s.replace(klass._DOT, qc + "x2e")
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	614 s = s.replace(klass._NS_SEPARATOR, qc + "x3a")
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	615 s = s.replace(klass._COMMENT, qc + "x23")
326 b7abfbfe806d By default quote '"' and "'" also Franz Glasner <fzglas.hg@dom66.de> parents: 325 diff changeset	616 s = s.replace(klass._FILTER_SEPARATOR, qc + "x7c")
b7abfbfe806d By default quote '"' and "'" also Franz Glasner <fzglas.hg@dom66.de> parents: 325 diff changeset	617 s = s.replace('"', qc + "x22")
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	618 s = s.replace("'", qc + "x27")
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	619 s = s.replace('{', qc + "x7b")
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	620 s = s.replace('}', qc + "x7d")
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	621 s = s.replace('[', qc + "x5b")
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	622 return s.replace(']', qc + "x5d")
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	623
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	624 @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	625 def unquote(klass, s):
333 5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	626 """Unquote the content of `s`: handle all patterns ``%xNN``,
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	627 ``%uNNNN`` or ``%UNNNNNNNN``.
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	628
5ec0ae3bb8db Docs: quoting Franz Glasner <fzglas.hg@dom66.de> parents: 329 diff changeset	629 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	630
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	631 """
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	632 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	633 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	634 res = []
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	635 parts = s.split(klass._QUOTE)
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	636 res.append(parts[0])
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	637 for p in parts[1:]:
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	638 if p.startswith(u(b'x')):
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	639 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	640 raise ValueError("quote syntax: length too small")
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	641 res.append(uchr(int(p[1:3], 16)))
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	642 res.append(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	643 elif p.startswith(u(b'u')):
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	644 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	645 raise ValueError("quote syntax: length too small")
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	646 res.append(uchr(int(p[1:5], 16)))
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	647 res.append(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	648 elif p.startswith(u(b'U')):
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	649 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	650 raise ValueError("quote syntax: length too small")
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	651 res.append(uchr(int(p[1:9], 16)))
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	652 res.append(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	653 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	654 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	655 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	656
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	657 def jailed(self, rootpath=None, root=None):
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	658 """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	659
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	660 :param rootpath: a sequence of strings that shall emcompass
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	661 the chroot-like jail of the returned
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	662 configuration
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	663 :type rootpath: list or tuple
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	664 :param str root: a string path expression that shall encompass
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	665 the chroot-like jail of the returned configuration
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	666 :return: a jailed (aka restricted) configuration
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	667 :rtype: _JailedConfiguration
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	668
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	669 Exactly one of `rootpath` or `root` must be given.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	670
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	671 """
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	672 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	673 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	674 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	675 raise ValueError("one of `rootpath' or `root' must 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	676 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	677 # 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	678 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	679 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	680 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	681 "jailed configurations do not support namespaces")
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	682 rootpath = [
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	683 self.unquote(p) for p in root.split(
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	684 self._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	685 ]
396 a50f8fb16b05 Style Franz Glasner <fzglas.hg@dom66.de> parents: 395 diff changeset	686
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	687 return _JailedConfiguration(self, *rootpath)
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	688
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	689
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	690 class _JailedConfiguration(object):
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	691
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	692 """A jailed and restricted variant of :class:`Configuration`.
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	693
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	694 Restriction is two-fold:
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	695
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	696 - The access to configuration variables in `config` is restricted
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	697 to the configuration sub-tree that is configured in `path`.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	698
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	699 - Not all access-methods of :class:`Configuration` are implemented
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	700 yet.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	701
400 727ec2fc8e7e Docs Franz Glasner <fzglas.hg@dom66.de> parents: 399 diff changeset	702 .. seealso:: :ref:`jailed-configuration`
727ec2fc8e7e Docs Franz Glasner <fzglas.hg@dom66.de> parents: 399 diff changeset	703
399 b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	704 .. note:: There is no namespace support.
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	705
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	706 .. note:: Do not call the constructor directly. Instantiate a jailed
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	707 configuration from the parent configuration's
b45403d175a0 Docs Franz Glasner <fzglas.hg@dom66.de> parents: 398 diff changeset	708 :meth:`~.Configuration.jailed` factory method.
397 88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	709
88239f28415c Docs Franz Glasner <fzglas.hg@dom66.de> parents: 396 diff changeset	710 """
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	711
396 a50f8fb16b05 Style Franz Glasner <fzglas.hg@dom66.de> parents: 395 diff changeset	712 __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	713
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	714 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	715 """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	716
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	717 def __init__(self, config, *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	718 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	719 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	720 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	721 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	722 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	723 [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	724 + 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	725 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	726 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	727 self.rebind(config)
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	728
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	729 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	730 """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	731
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	732 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	733 the root.
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	734
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	735 :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	736
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	737 """
af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	738 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	739 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	740 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	741 #
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	742 # 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	743 # 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	744 #
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	745 if self._path:
405 af367e1d0950 Allow to rebind a jailed configuration to another "similar" base Franz Glasner <f.glasner@feldmann-mg.com> parents: 404 diff changeset	746 new_base.getvarl(*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	747
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	748 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	749 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	750
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	751 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	752 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	753 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	754 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	755 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	756 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	757 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	758 "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	759 else:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	760 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	761 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	762
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	763 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	764 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	765
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	766 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	767 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	768 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	769 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	770 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	771 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	772 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	773 "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	774 else:
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	775 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	776 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	777
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	778 def getvar(self, varname, default=_MARKER):
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	779 return self._base.getvar(self._pathstr + varname, default=default)
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	780
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	781 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	782 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	783 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	784
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	785 def getvar_s(self, varname, default=_MARKER):
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	786 return self._base.getvar_s(self._pathstr + varname, default=default)
398 b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	787
b1f82b853290 Jailed configuration: implement more methods: getfirstvarl, getfirstvarl_s, getfirstvar and getfirstvar_s Franz Glasner <fzglas.hg@dom66.de> parents: 397 diff changeset	788 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	789 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	790 return self._base.getfirstvar_s(real_varnames, *kwds)

Mercurial > hgrepos > Python > libs > ConfigMix

annotate configmix/config.py @ 405:af367e1d0950