Mercurial > babel > old > mirror

annotate 0.9.x/babel/util.py @ 510:4c473bedd528 stable

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix Python 2.3 compatibility for 0.9 branch (closes #233)
author fschwarz
date Fri, 04 Mar 2011 14:16:15 +0000
parents cd2dec0823c9
children
rev   line source
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
1 # -*- coding: utf-8 -*-
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
2 #
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
3 # Copyright (C) 2007 Edgewall Software
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
4 # All rights reserved.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
5 #
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
6 # This software is licensed as described in the file COPYING, which
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
7 # you should have received as part of this distribution. The terms
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
8 # are also available at http://babel.edgewall.org/wiki/License.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
9 #
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
10 # This software consists of voluntary contributions made by many
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
11 # individuals. For the exact contribution history, see the revision
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
12 # history and logs, available at http://babel.edgewall.org/log/.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
13
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
14 """Various utility classes and functions."""
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
15
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
16 import codecs
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
17 from datetime import timedelta, tzinfo
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
18 import os
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
19 import re
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
20 try:
509
cd2dec0823c9 Python 2.3 compatibility: backporting r456 and r457 to 0.9 branch (see #233)
fschwarz
parents: 371
diff changeset
21 set = set
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
22 except NameError:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
23 from sets import Set as set
318
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
24 import textwrap
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
25 import time
348
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
26 from itertools import izip, imap
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
27 missing = object()
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
28
318
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
29 __all__ = ['distinct', 'pathmatch', 'relpath', 'wraptext', 'odict', 'UTC',
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
30 'LOCALTZ']
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
31 __docformat__ = 'restructuredtext en'
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
32
371
4b63ce84c6ae Ported [388:405/trunk] to 0.9.x branch.
cmlenz
parents: 348
diff changeset
33
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
34 def distinct(iterable):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
35 """Yield all items in an iterable collection that are distinct.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
36
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
37 Unlike when using sets for a similar effect, the original ordering of the
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
38 items in the collection is preserved by this function.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
39
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
40 >>> print list(distinct([1, 2, 1, 3, 4, 4]))
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
41 [1, 2, 3, 4]
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
42 >>> print list(distinct('foobar'))
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
43 ['f', 'o', 'b', 'a', 'r']
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
44
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
45 :param iterable: the iterable collection providing the data
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
46 :return: the distinct items in the collection
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
47 :rtype: ``iterator``
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
48 """
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
49 seen = set()
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
50 for item in iter(iterable):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
51 if item not in seen:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
52 yield item
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
53 seen.add(item)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
54
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
55 # Regexp to match python magic encoding line
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
56 PYTHON_MAGIC_COMMENT_re = re.compile(
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
57 r'[ \t\f]* \# .* coding[=:][ \t]*([-\w.]+)', re.VERBOSE)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
58 def parse_encoding(fp):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
59 """Deduce the encoding of a source file from magic comment.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
60
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
61 It does this in the same way as the `Python interpreter`__
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
62
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
63 .. __: http://docs.python.org/ref/encodings.html
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
64
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
65 The ``fp`` argument should be a seekable file object.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
66
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
67 (From Jeff Dairiki)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
68 """
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
69 pos = fp.tell()
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
70 fp.seek(0)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
71 try:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
72 line1 = fp.readline()
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
73 has_bom = line1.startswith(codecs.BOM_UTF8)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
74 if has_bom:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
75 line1 = line1[len(codecs.BOM_UTF8):]
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
76
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
77 m = PYTHON_MAGIC_COMMENT_re.match(line1)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
78 if not m:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
79 try:
348
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
80 import parser
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
81 parser.suite(line1)
348
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
82 except (ImportError, SyntaxError):
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
83 # Either it's a real syntax error, in which case the source is
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
84 # not valid python source, or line2 is a continuation of line1,
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
85 # in which case we don't want to scan line2 for a magic
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
86 # comment.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
87 pass
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
88 else:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
89 line2 = fp.readline()
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
90 m = PYTHON_MAGIC_COMMENT_re.match(line2)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
91
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
92 if has_bom:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
93 if m:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
94 raise SyntaxError(
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
95 "python refuses to compile code with both a UTF8 "
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
96 "byte-order-mark and a magic encoding comment")
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
97 return 'utf_8'
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
98 elif m:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
99 return m.group(1)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
100 else:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
101 return None
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
102 finally:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
103 fp.seek(pos)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
104
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
105 def pathmatch(pattern, filename):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
106 """Extended pathname pattern matching.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
107
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
108 This function is similar to what is provided by the ``fnmatch`` module in
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
109 the Python standard library, but:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
110
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
111 * can match complete (relative or absolute) path names, and not just file
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
112 names, and
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
113 * also supports a convenience pattern ("**") to match files at any
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
114 directory level.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
115
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
116 Examples:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
117
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
118 >>> pathmatch('**.py', 'bar.py')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
119 True
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
120 >>> pathmatch('**.py', 'foo/bar/baz.py')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
121 True
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
122 >>> pathmatch('**.py', 'templates/index.html')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
123 False
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
124
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
125 >>> pathmatch('**/templates/*.html', 'templates/index.html')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
126 True
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
127 >>> pathmatch('**/templates/*.html', 'templates/foo/bar.html')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
128 False
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
129
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
130 :param pattern: the glob pattern
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
131 :param filename: the path name of the file to match against
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
132 :return: `True` if the path name matches the pattern, `False` otherwise
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
133 :rtype: `bool`
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
134 """
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
135 symbols = {
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
136 '?': '[^/]',
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
137 '?/': '[^/]/',
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
138 '*': '[^/]+',
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
139 '*/': '[^/]+/',
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
140 '**/': '(?:.+/)*?',
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
141 '**': '(?:.+/)*?[^/]+',
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
142 }
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
143 buf = []
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
144 for idx, part in enumerate(re.split('([?*]+/?)', pattern)):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
145 if idx % 2:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
146 buf.append(symbols[part])
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
147 elif part:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
148 buf.append(re.escape(part))
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
149 match = re.match(''.join(buf) + '$', filename.replace(os.sep, '/'))
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
150 return match is not None
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
151
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
152
318
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
153 class TextWrapper(textwrap.TextWrapper):
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
154 wordsep_re = re.compile(
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
155 r'(\s+|' # any whitespace
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
156 r'(?<=[\w\!\"\'\&\.\,\?])-{2,}(?=\w))' # em-dash
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
157 )
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
158
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
159
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
160 def wraptext(text, width=70, initial_indent='', subsequent_indent=''):
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
161 """Simple wrapper around the ``textwrap.wrap`` function in the standard
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
162 library. This version does not wrap lines on hyphens in words.
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
163
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
164 :param text: the text to wrap
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
165 :param width: the maximum line width
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
166 :param initial_indent: string that will be prepended to the first line of
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
167 wrapped output
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
168 :param subsequent_indent: string that will be prepended to all lines save
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
169 the first of wrapped output
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
170 :return: a list of lines
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
171 :rtype: `list`
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
172 """
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
173 wrapper = TextWrapper(width=width, initial_indent=initial_indent,
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
174 subsequent_indent=subsequent_indent,
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
175 break_long_words=False)
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
176 return wrapper.wrap(text)
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
177
9186e4449927 Ported [349] to 0.9.x branch.
cmlenz
parents: 263
diff changeset
178
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
179 class odict(dict):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
180 """Ordered dict implementation.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
181
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
182 :see: http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/107747
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
183 """
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
184 def __init__(self, data=None):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
185 dict.__init__(self, data or {})
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
186 self._keys = dict.keys(self)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
187
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
188 def __delitem__(self, key):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
189 dict.__delitem__(self, key)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
190 self._keys.remove(key)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
191
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
192 def __setitem__(self, key, item):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
193 dict.__setitem__(self, key, item)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
194 if key not in self._keys:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
195 self._keys.append(key)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
196
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
197 def __iter__(self):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
198 return iter(self._keys)
348
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
199 iterkeys = __iter__
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
200
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
201 def clear(self):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
202 dict.clear(self)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
203 self._keys = []
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
204
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
205 def copy(self):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
206 d = odict()
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
207 d.update(self)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
208 return d
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
209
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
210 def items(self):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
211 return zip(self._keys, self.values())
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
212
348
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
213 def iteritems(self):
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
214 return izip(self._keys, self.itervalues())
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
215
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
216 def keys(self):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
217 return self._keys[:]
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
218
348
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
219 def pop(self, key, default=missing):
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
220 if default is missing:
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
221 return dict.pop(self, key)
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
222 elif key not in self:
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
223 return default
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
224 self._keys.remove(key)
348
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
225 return dict.pop(self, key, default)
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
226
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
227 def popitem(self, key):
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
228 self._keys.remove(key)
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
229 return dict.popitem(key)
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
230
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
231 def setdefault(self, key, failobj = None):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
232 dict.setdefault(self, key, failobj)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
233 if key not in self._keys:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
234 self._keys.append(key)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
235
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
236 def update(self, dict):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
237 for (key, val) in dict.items():
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
238 self[key] = val
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
239
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
240 def values(self):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
241 return map(self.get, self._keys)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
242
348
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
243 def itervalues(self):
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
244 return imap(self.get, self._keys)
05975a0e7021 Merged revisions [358:360], [364:370], [373:378], [380:382] from [source:trunk].
cmlenz
parents: 318
diff changeset
245
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
246
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
247 try:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
248 relpath = os.path.relpath
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
249 except AttributeError:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
250 def relpath(path, start='.'):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
251 """Compute the relative path to one path from another.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
252
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
253 >>> relpath('foo/bar.txt', '').replace(os.sep, '/')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
254 'foo/bar.txt'
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
255 >>> relpath('foo/bar.txt', 'foo').replace(os.sep, '/')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
256 'bar.txt'
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
257 >>> relpath('foo/bar.txt', 'baz').replace(os.sep, '/')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
258 '../foo/bar.txt'
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
259
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
260 :return: the relative path
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
261 :rtype: `basestring`
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
262 """
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
263 start_list = os.path.abspath(start).split(os.sep)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
264 path_list = os.path.abspath(path).split(os.sep)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
265
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
266 # Work out how much of the filepath is shared by start and path.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
267 i = len(os.path.commonprefix([start_list, path_list]))
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
268
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
269 rel_list = [os.path.pardir] * (len(start_list) - i) + path_list[i:]
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
270 return os.path.join(*rel_list)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
271
510
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
272 try:
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
273 from operator import attrgetter, itemgetter
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
274 except ImportError:
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
275 def itemgetter(name):
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
276 def _getitem(obj):
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
277 return obj[name]
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
278 return _getitem
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
279
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
280 try:
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
281 ''.rsplit
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
282 def rsplit(a_string, sep=None, maxsplit=None):
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
283 return a_string.rsplit(sep, maxsplit)
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
284 except AttributeError:
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
285 def rsplit(a_string, sep=None, maxsplit=None):
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
286 parts = a_string.split(sep)
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
287 if maxsplit is None or len(parts) <= maxsplit:
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
288 return parts
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
289 maxsplit_index = len(parts) - maxsplit
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
290 non_splitted_part = sep.join(parts[:maxsplit_index])
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
291 splitted = parts[maxsplit_index:]
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
292 return [non_splitted_part] + splitted
4c473bedd528 Fix Python 2.3 compatibility for 0.9 branch (closes #233)
fschwarz
parents: 509
diff changeset
293
263
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
294 ZERO = timedelta(0)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
295
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
296
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
297 class FixedOffsetTimezone(tzinfo):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
298 """Fixed offset in minutes east from UTC."""
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
299
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
300 def __init__(self, offset, name=None):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
301 self._offset = timedelta(minutes=offset)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
302 if name is None:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
303 name = 'Etc/GMT+%d' % offset
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
304 self.zone = name
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
305
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
306 def __str__(self):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
307 return self.zone
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
308
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
309 def __repr__(self):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
310 return '<FixedOffset "%s" %s>' % (self.zone, self._offset)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
311
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
312 def utcoffset(self, dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
313 return self._offset
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
314
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
315 def tzname(self, dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
316 return self.zone
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
317
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
318 def dst(self, dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
319 return ZERO
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
320
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
321
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
322 try:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
323 from pytz import UTC
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
324 except ImportError:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
325 UTC = FixedOffsetTimezone(0, 'UTC')
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
326 """`tzinfo` object for UTC (Universal Time).
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
327
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
328 :type: `tzinfo`
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
329 """
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
330
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
331 STDOFFSET = timedelta(seconds = -time.timezone)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
332 if time.daylight:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
333 DSTOFFSET = timedelta(seconds = -time.altzone)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
334 else:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
335 DSTOFFSET = STDOFFSET
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
336
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
337 DSTDIFF = DSTOFFSET - STDOFFSET
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
338
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
339
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
340 class LocalTimezone(tzinfo):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
341
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
342 def utcoffset(self, dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
343 if self._isdst(dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
344 return DSTOFFSET
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
345 else:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
346 return STDOFFSET
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
347
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
348 def dst(self, dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
349 if self._isdst(dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
350 return DSTDIFF
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
351 else:
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
352 return ZERO
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
353
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
354 def tzname(self, dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
355 return time.tzname[self._isdst(dt)]
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
356
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
357 def _isdst(self, dt):
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
358 tt = (dt.year, dt.month, dt.day,
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
359 dt.hour, dt.minute, dt.second,
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
360 dt.weekday(), 0, -1)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
361 stamp = time.mktime(tt)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
362 tt = time.localtime(stamp)
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
363 return tt.tm_isdst > 0
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
364
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
365
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
366 LOCALTZ = LocalTimezone()
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
367 """`tzinfo` object for local time-zone.
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
368
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
369 :type: `tzinfo`
5b7d3f9f7d74 Create branch for 0.9.x maintenance.
cmlenz
parents:
diff changeset
370 """
Copyright (C) 2012-2017 Edgewall Software