root / snf-common / synnefo / lib / dictconfig.py @ 381a548c
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1 | 8acb1f97 | Kostas Papadimitriou | # This is a copy of the Python logging.config.dictconfig module.
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2 | 8acb1f97 | Kostas Papadimitriou | # It is provided here for backwards compatibility for Python versions
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3 | 8acb1f97 | Kostas Papadimitriou | # prior to 2.7.
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4 | 8acb1f97 | Kostas Papadimitriou | #
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5 | 8acb1f97 | Kostas Papadimitriou | # Copyright 2009-2010 by Vinay Sajip. All Rights Reserved.
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6 | 8acb1f97 | Kostas Papadimitriou | #
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7 | 8acb1f97 | Kostas Papadimitriou | # Permission to use, copy, modify, and distribute this software and its
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8 | 8acb1f97 | Kostas Papadimitriou | # documentation for any purpose and without fee is hereby granted,
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9 | 8acb1f97 | Kostas Papadimitriou | # provided that the above copyright notice appear in all copies and that
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10 | 8acb1f97 | Kostas Papadimitriou | # both that copyright notice and this permission notice appear in
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11 | 8acb1f97 | Kostas Papadimitriou | # supporting documentation, and that the name of Vinay Sajip
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12 | 8acb1f97 | Kostas Papadimitriou | # not be used in advertising or publicity pertaining to distribution
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13 | 8acb1f97 | Kostas Papadimitriou | # of the software without specific, written prior permission.
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14 | 8acb1f97 | Kostas Papadimitriou | # VINAY SAJIP DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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15 | 8acb1f97 | Kostas Papadimitriou | # ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
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16 | 8acb1f97 | Kostas Papadimitriou | # VINAY SAJIP BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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17 | 8acb1f97 | Kostas Papadimitriou | # ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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18 | 8acb1f97 | Kostas Papadimitriou | # IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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19 | 8acb1f97 | Kostas Papadimitriou | # OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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20 | 8acb1f97 | Kostas Papadimitriou | |
21 | 8acb1f97 | Kostas Papadimitriou | import logging.handlers |
22 | 8acb1f97 | Kostas Papadimitriou | import re |
23 | 8acb1f97 | Kostas Papadimitriou | import sys |
24 | 8acb1f97 | Kostas Papadimitriou | import types |
25 | 8acb1f97 | Kostas Papadimitriou | |
26 | 8acb1f97 | Kostas Papadimitriou | IDENTIFIER = re.compile('^[a-z_][a-z0-9_]*$', re.I)
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27 | 8acb1f97 | Kostas Papadimitriou | |
28 | 8acb1f97 | Kostas Papadimitriou | def valid_ident(s): |
29 | 8acb1f97 | Kostas Papadimitriou | m = IDENTIFIER.match(s) |
30 | 8acb1f97 | Kostas Papadimitriou | if not m: |
31 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Not a valid Python identifier: %r' % s) |
32 | 8acb1f97 | Kostas Papadimitriou | return True |
33 | 8acb1f97 | Kostas Papadimitriou | |
34 | 8acb1f97 | Kostas Papadimitriou | #
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35 | 8acb1f97 | Kostas Papadimitriou | # This function is defined in logging only in recent versions of Python
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36 | 8acb1f97 | Kostas Papadimitriou | #
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37 | 8acb1f97 | Kostas Papadimitriou | try:
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38 | 8acb1f97 | Kostas Papadimitriou | from logging import _checkLevel |
39 | 8acb1f97 | Kostas Papadimitriou | except ImportError: |
40 | 8acb1f97 | Kostas Papadimitriou | def _checkLevel(level): |
41 | 8acb1f97 | Kostas Papadimitriou | if isinstance(level, int): |
42 | 8acb1f97 | Kostas Papadimitriou | rv = level |
43 | 8acb1f97 | Kostas Papadimitriou | elif str(level) == level: |
44 | 8acb1f97 | Kostas Papadimitriou | if level not in logging._levelNames: |
45 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unknown level: %r' % level) |
46 | 8acb1f97 | Kostas Papadimitriou | rv = logging._levelNames[level] |
47 | 8acb1f97 | Kostas Papadimitriou | else:
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48 | 8acb1f97 | Kostas Papadimitriou | raise TypeError('Level not an integer or a ' |
49 | 8acb1f97 | Kostas Papadimitriou | 'valid string: %r' % level)
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50 | 8acb1f97 | Kostas Papadimitriou | return rv
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51 | 8acb1f97 | Kostas Papadimitriou | |
52 | 8acb1f97 | Kostas Papadimitriou | # The ConvertingXXX classes are wrappers around standard Python containers,
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53 | 8acb1f97 | Kostas Papadimitriou | # and they serve to convert any suitable values in the container. The
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54 | 8acb1f97 | Kostas Papadimitriou | # conversion converts base dicts, lists and tuples to their wrapped
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55 | 8acb1f97 | Kostas Papadimitriou | # equivalents, whereas strings which match a conversion format are converted
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56 | 8acb1f97 | Kostas Papadimitriou | # appropriately.
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57 | 8acb1f97 | Kostas Papadimitriou | #
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58 | 8acb1f97 | Kostas Papadimitriou | # Each wrapper should have a configurator attribute holding the actual
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59 | 8acb1f97 | Kostas Papadimitriou | # configurator to use for conversion.
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60 | 8acb1f97 | Kostas Papadimitriou | |
61 | 8acb1f97 | Kostas Papadimitriou | class ConvertingDict(dict): |
62 | 8acb1f97 | Kostas Papadimitriou | """A converting dictionary wrapper."""
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63 | 8acb1f97 | Kostas Papadimitriou | |
64 | 8acb1f97 | Kostas Papadimitriou | def __getitem__(self, key): |
65 | 8acb1f97 | Kostas Papadimitriou | value = dict.__getitem__(self, key) |
66 | 8acb1f97 | Kostas Papadimitriou | result = self.configurator.convert(value)
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67 | 8acb1f97 | Kostas Papadimitriou | #If the converted value is different, save for next time
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68 | 8acb1f97 | Kostas Papadimitriou | if value is not result: |
69 | 8acb1f97 | Kostas Papadimitriou | self[key] = result
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70 | 8acb1f97 | Kostas Papadimitriou | if type(result) in (ConvertingDict, ConvertingList, |
71 | 8acb1f97 | Kostas Papadimitriou | ConvertingTuple): |
72 | 8acb1f97 | Kostas Papadimitriou | result.parent = self
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73 | 8acb1f97 | Kostas Papadimitriou | result.key = key |
74 | 8acb1f97 | Kostas Papadimitriou | return result
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75 | 8acb1f97 | Kostas Papadimitriou | |
76 | 8acb1f97 | Kostas Papadimitriou | def get(self, key, default=None): |
77 | 8acb1f97 | Kostas Papadimitriou | value = dict.get(self, key, default) |
78 | 8acb1f97 | Kostas Papadimitriou | result = self.configurator.convert(value)
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79 | 8acb1f97 | Kostas Papadimitriou | #If the converted value is different, save for next time
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80 | 8acb1f97 | Kostas Papadimitriou | if value is not result: |
81 | 8acb1f97 | Kostas Papadimitriou | self[key] = result
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82 | 8acb1f97 | Kostas Papadimitriou | if type(result) in (ConvertingDict, ConvertingList, |
83 | 8acb1f97 | Kostas Papadimitriou | ConvertingTuple): |
84 | 8acb1f97 | Kostas Papadimitriou | result.parent = self
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85 | 8acb1f97 | Kostas Papadimitriou | result.key = key |
86 | 8acb1f97 | Kostas Papadimitriou | return result
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87 | 8acb1f97 | Kostas Papadimitriou | |
88 | 8acb1f97 | Kostas Papadimitriou | def pop(self, key, default=None): |
89 | 8acb1f97 | Kostas Papadimitriou | value = dict.pop(self, key, default) |
90 | 8acb1f97 | Kostas Papadimitriou | result = self.configurator.convert(value)
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91 | 8acb1f97 | Kostas Papadimitriou | if value is not result: |
92 | 8acb1f97 | Kostas Papadimitriou | if type(result) in (ConvertingDict, ConvertingList, |
93 | 8acb1f97 | Kostas Papadimitriou | ConvertingTuple): |
94 | 8acb1f97 | Kostas Papadimitriou | result.parent = self
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95 | 8acb1f97 | Kostas Papadimitriou | result.key = key |
96 | 8acb1f97 | Kostas Papadimitriou | return result
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97 | 8acb1f97 | Kostas Papadimitriou | |
98 | 8acb1f97 | Kostas Papadimitriou | class ConvertingList(list): |
99 | 8acb1f97 | Kostas Papadimitriou | """A converting list wrapper."""
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100 | 8acb1f97 | Kostas Papadimitriou | def __getitem__(self, key): |
101 | 8acb1f97 | Kostas Papadimitriou | value = list.__getitem__(self, key) |
102 | 8acb1f97 | Kostas Papadimitriou | result = self.configurator.convert(value)
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103 | 8acb1f97 | Kostas Papadimitriou | #If the converted value is different, save for next time
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104 | 8acb1f97 | Kostas Papadimitriou | if value is not result: |
105 | 8acb1f97 | Kostas Papadimitriou | self[key] = result
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106 | 8acb1f97 | Kostas Papadimitriou | if type(result) in (ConvertingDict, ConvertingList, |
107 | 8acb1f97 | Kostas Papadimitriou | ConvertingTuple): |
108 | 8acb1f97 | Kostas Papadimitriou | result.parent = self
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109 | 8acb1f97 | Kostas Papadimitriou | result.key = key |
110 | 8acb1f97 | Kostas Papadimitriou | return result
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111 | 8acb1f97 | Kostas Papadimitriou | |
112 | 8acb1f97 | Kostas Papadimitriou | def pop(self, idx=-1): |
113 | 8acb1f97 | Kostas Papadimitriou | value = list.pop(self, idx) |
114 | 8acb1f97 | Kostas Papadimitriou | result = self.configurator.convert(value)
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115 | 8acb1f97 | Kostas Papadimitriou | if value is not result: |
116 | 8acb1f97 | Kostas Papadimitriou | if type(result) in (ConvertingDict, ConvertingList, |
117 | 8acb1f97 | Kostas Papadimitriou | ConvertingTuple): |
118 | 8acb1f97 | Kostas Papadimitriou | result.parent = self
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119 | 8acb1f97 | Kostas Papadimitriou | return result
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120 | 8acb1f97 | Kostas Papadimitriou | |
121 | 8acb1f97 | Kostas Papadimitriou | class ConvertingTuple(tuple): |
122 | 8acb1f97 | Kostas Papadimitriou | """A converting tuple wrapper."""
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123 | 8acb1f97 | Kostas Papadimitriou | def __getitem__(self, key): |
124 | 8acb1f97 | Kostas Papadimitriou | value = tuple.__getitem__(self, key) |
125 | 8acb1f97 | Kostas Papadimitriou | result = self.configurator.convert(value)
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126 | 8acb1f97 | Kostas Papadimitriou | if value is not result: |
127 | 8acb1f97 | Kostas Papadimitriou | if type(result) in (ConvertingDict, ConvertingList, |
128 | 8acb1f97 | Kostas Papadimitriou | ConvertingTuple): |
129 | 8acb1f97 | Kostas Papadimitriou | result.parent = self
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130 | 8acb1f97 | Kostas Papadimitriou | result.key = key |
131 | 8acb1f97 | Kostas Papadimitriou | return result
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132 | 8acb1f97 | Kostas Papadimitriou | |
133 | 8acb1f97 | Kostas Papadimitriou | class BaseConfigurator(object): |
134 | 8acb1f97 | Kostas Papadimitriou | """
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135 | 8acb1f97 | Kostas Papadimitriou | The configurator base class which defines some useful defaults.
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136 | 8acb1f97 | Kostas Papadimitriou | """
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137 | 8acb1f97 | Kostas Papadimitriou | |
138 | 8acb1f97 | Kostas Papadimitriou | CONVERT_PATTERN = re.compile(r'^(?P<prefix>[a-z]+)://(?P<suffix>.*)$')
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139 | 8acb1f97 | Kostas Papadimitriou | |
140 | 8acb1f97 | Kostas Papadimitriou | WORD_PATTERN = re.compile(r'^\s*(\w+)\s*')
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141 | 8acb1f97 | Kostas Papadimitriou | DOT_PATTERN = re.compile(r'^\.\s*(\w+)\s*')
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142 | 8acb1f97 | Kostas Papadimitriou | INDEX_PATTERN = re.compile(r'^\[\s*(\w+)\s*\]\s*')
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143 | 8acb1f97 | Kostas Papadimitriou | DIGIT_PATTERN = re.compile(r'^\d+$')
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144 | 8acb1f97 | Kostas Papadimitriou | |
145 | 8acb1f97 | Kostas Papadimitriou | value_converters = { |
146 | 8acb1f97 | Kostas Papadimitriou | 'ext' : 'ext_convert', |
147 | 8acb1f97 | Kostas Papadimitriou | 'cfg' : 'cfg_convert', |
148 | 8acb1f97 | Kostas Papadimitriou | } |
149 | 8acb1f97 | Kostas Papadimitriou | |
150 | 8acb1f97 | Kostas Papadimitriou | # We might want to use a different one, e.g. importlib
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151 | 8acb1f97 | Kostas Papadimitriou | importer = __import__
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152 | 8acb1f97 | Kostas Papadimitriou | |
153 | 8acb1f97 | Kostas Papadimitriou | def __init__(self, config): |
154 | 8acb1f97 | Kostas Papadimitriou | self.config = ConvertingDict(config)
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155 | 8acb1f97 | Kostas Papadimitriou | self.config.configurator = self |
156 | 8acb1f97 | Kostas Papadimitriou | |
157 | 8acb1f97 | Kostas Papadimitriou | def resolve(self, s): |
158 | 8acb1f97 | Kostas Papadimitriou | """
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159 | 8acb1f97 | Kostas Papadimitriou | Resolve strings to objects using standard import and attribute
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160 | 8acb1f97 | Kostas Papadimitriou | syntax.
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161 | 8acb1f97 | Kostas Papadimitriou | """
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162 | 8acb1f97 | Kostas Papadimitriou | name = s.split('.')
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163 | 8acb1f97 | Kostas Papadimitriou | used = name.pop(0)
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164 | 8acb1f97 | Kostas Papadimitriou | try:
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165 | 8acb1f97 | Kostas Papadimitriou | found = self.importer(used)
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166 | 8acb1f97 | Kostas Papadimitriou | for frag in name: |
167 | 8acb1f97 | Kostas Papadimitriou | used += '.' + frag
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168 | 8acb1f97 | Kostas Papadimitriou | try:
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169 | 8acb1f97 | Kostas Papadimitriou | found = getattr(found, frag)
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170 | 8acb1f97 | Kostas Papadimitriou | except AttributeError: |
171 | 8acb1f97 | Kostas Papadimitriou | self.importer(used)
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172 | 8acb1f97 | Kostas Papadimitriou | found = getattr(found, frag)
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173 | 8acb1f97 | Kostas Papadimitriou | return found
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174 | 8acb1f97 | Kostas Papadimitriou | except ImportError: |
175 | 8acb1f97 | Kostas Papadimitriou | e, tb = sys.exc_info()[1:]
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176 | 8acb1f97 | Kostas Papadimitriou | v = ValueError('Cannot resolve %r: %s' % (s, e)) |
177 | 8acb1f97 | Kostas Papadimitriou | v.__cause__, v.__traceback__ = e, tb |
178 | 8acb1f97 | Kostas Papadimitriou | raise v
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179 | 8acb1f97 | Kostas Papadimitriou | |
180 | 8acb1f97 | Kostas Papadimitriou | def ext_convert(self, value): |
181 | 8acb1f97 | Kostas Papadimitriou | """Default converter for the ext:// protocol."""
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182 | 8acb1f97 | Kostas Papadimitriou | return self.resolve(value) |
183 | 8acb1f97 | Kostas Papadimitriou | |
184 | 8acb1f97 | Kostas Papadimitriou | def cfg_convert(self, value): |
185 | 8acb1f97 | Kostas Papadimitriou | """Default converter for the cfg:// protocol."""
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186 | 8acb1f97 | Kostas Papadimitriou | rest = value |
187 | 8acb1f97 | Kostas Papadimitriou | m = self.WORD_PATTERN.match(rest)
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188 | 8acb1f97 | Kostas Papadimitriou | if m is None: |
189 | 8acb1f97 | Kostas Papadimitriou | raise ValueError("Unable to convert %r" % value) |
190 | 8acb1f97 | Kostas Papadimitriou | else:
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191 | 8acb1f97 | Kostas Papadimitriou | rest = rest[m.end():] |
192 | 8acb1f97 | Kostas Papadimitriou | d = self.config[m.groups()[0]] |
193 | 8acb1f97 | Kostas Papadimitriou | #print d, rest
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194 | 8acb1f97 | Kostas Papadimitriou | while rest:
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195 | 8acb1f97 | Kostas Papadimitriou | m = self.DOT_PATTERN.match(rest)
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196 | 8acb1f97 | Kostas Papadimitriou | if m:
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197 | 8acb1f97 | Kostas Papadimitriou | d = d[m.groups()[0]]
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198 | 8acb1f97 | Kostas Papadimitriou | else:
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199 | 8acb1f97 | Kostas Papadimitriou | m = self.INDEX_PATTERN.match(rest)
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200 | 8acb1f97 | Kostas Papadimitriou | if m:
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201 | 8acb1f97 | Kostas Papadimitriou | idx = m.groups()[0]
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202 | 8acb1f97 | Kostas Papadimitriou | if not self.DIGIT_PATTERN.match(idx): |
203 | 8acb1f97 | Kostas Papadimitriou | d = d[idx] |
204 | 8acb1f97 | Kostas Papadimitriou | else:
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205 | 8acb1f97 | Kostas Papadimitriou | try:
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206 | 8acb1f97 | Kostas Papadimitriou | n = int(idx) # try as number first (most likely) |
207 | 8acb1f97 | Kostas Papadimitriou | d = d[n] |
208 | 8acb1f97 | Kostas Papadimitriou | except TypeError: |
209 | 8acb1f97 | Kostas Papadimitriou | d = d[idx] |
210 | 8acb1f97 | Kostas Papadimitriou | if m:
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211 | 8acb1f97 | Kostas Papadimitriou | rest = rest[m.end():] |
212 | 8acb1f97 | Kostas Papadimitriou | else:
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213 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to convert ' |
214 | 8acb1f97 | Kostas Papadimitriou | '%r at %r' % (value, rest))
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215 | 8acb1f97 | Kostas Papadimitriou | #rest should be empty
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216 | 8acb1f97 | Kostas Papadimitriou | return d
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217 | 8acb1f97 | Kostas Papadimitriou | |
218 | 8acb1f97 | Kostas Papadimitriou | def convert(self, value): |
219 | 8acb1f97 | Kostas Papadimitriou | """
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220 | 8acb1f97 | Kostas Papadimitriou | Convert values to an appropriate type. dicts, lists and tuples are
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221 | 8acb1f97 | Kostas Papadimitriou | replaced by their converting alternatives. Strings are checked to
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222 | 8acb1f97 | Kostas Papadimitriou | see if they have a conversion format and are converted if they do.
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223 | 8acb1f97 | Kostas Papadimitriou | """
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224 | 8acb1f97 | Kostas Papadimitriou | if not isinstance(value, ConvertingDict) and isinstance(value, dict): |
225 | 8acb1f97 | Kostas Papadimitriou | value = ConvertingDict(value) |
226 | 8acb1f97 | Kostas Papadimitriou | value.configurator = self
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227 | 8acb1f97 | Kostas Papadimitriou | elif not isinstance(value, ConvertingList) and isinstance(value, list): |
228 | 8acb1f97 | Kostas Papadimitriou | value = ConvertingList(value) |
229 | 8acb1f97 | Kostas Papadimitriou | value.configurator = self
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230 | 8acb1f97 | Kostas Papadimitriou | elif not isinstance(value, ConvertingTuple) and\ |
231 | 8acb1f97 | Kostas Papadimitriou | isinstance(value, tuple): |
232 | 8acb1f97 | Kostas Papadimitriou | value = ConvertingTuple(value) |
233 | 8acb1f97 | Kostas Papadimitriou | value.configurator = self
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234 | 8acb1f97 | Kostas Papadimitriou | elif isinstance(value, basestring): # str for py3k |
235 | 8acb1f97 | Kostas Papadimitriou | m = self.CONVERT_PATTERN.match(value)
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236 | 8acb1f97 | Kostas Papadimitriou | if m:
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237 | 8acb1f97 | Kostas Papadimitriou | d = m.groupdict() |
238 | 8acb1f97 | Kostas Papadimitriou | prefix = d['prefix']
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239 | 8acb1f97 | Kostas Papadimitriou | converter = self.value_converters.get(prefix, None) |
240 | 8acb1f97 | Kostas Papadimitriou | if converter:
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241 | 8acb1f97 | Kostas Papadimitriou | suffix = d['suffix']
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242 | 8acb1f97 | Kostas Papadimitriou | converter = getattr(self, converter) |
243 | 8acb1f97 | Kostas Papadimitriou | value = converter(suffix) |
244 | 8acb1f97 | Kostas Papadimitriou | return value
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245 | 8acb1f97 | Kostas Papadimitriou | |
246 | 8acb1f97 | Kostas Papadimitriou | def configure_custom(self, config): |
247 | 8acb1f97 | Kostas Papadimitriou | """Configure an object with a user-supplied factory."""
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248 | 8acb1f97 | Kostas Papadimitriou | c = config.pop('()')
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249 | 8acb1f97 | Kostas Papadimitriou | if not hasattr(c, '__call__') and hasattr(types, 'ClassType') and type(c) != types.ClassType: |
250 | 8acb1f97 | Kostas Papadimitriou | c = self.resolve(c)
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251 | 8acb1f97 | Kostas Papadimitriou | props = config.pop('.', None) |
252 | 8acb1f97 | Kostas Papadimitriou | # Check for valid identifiers
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253 | 8acb1f97 | Kostas Papadimitriou | kwargs = dict([(k, config[k]) for k in config if valid_ident(k)]) |
254 | 8acb1f97 | Kostas Papadimitriou | result = c(**kwargs) |
255 | 8acb1f97 | Kostas Papadimitriou | if props:
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256 | 8acb1f97 | Kostas Papadimitriou | for name, value in props.items(): |
257 | 8acb1f97 | Kostas Papadimitriou | setattr(result, name, value)
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258 | 8acb1f97 | Kostas Papadimitriou | return result
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259 | 8acb1f97 | Kostas Papadimitriou | |
260 | 8acb1f97 | Kostas Papadimitriou | def as_tuple(self, value): |
261 | 8acb1f97 | Kostas Papadimitriou | """Utility function which converts lists to tuples."""
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262 | 8acb1f97 | Kostas Papadimitriou | if isinstance(value, list): |
263 | 8acb1f97 | Kostas Papadimitriou | value = tuple(value)
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264 | 8acb1f97 | Kostas Papadimitriou | return value
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265 | 8acb1f97 | Kostas Papadimitriou | |
266 | 8acb1f97 | Kostas Papadimitriou | class DictConfigurator(BaseConfigurator): |
267 | 8acb1f97 | Kostas Papadimitriou | """
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268 | 8acb1f97 | Kostas Papadimitriou | Configure logging using a dictionary-like object to describe the
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269 | 8acb1f97 | Kostas Papadimitriou | configuration.
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270 | 8acb1f97 | Kostas Papadimitriou | """
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271 | 8acb1f97 | Kostas Papadimitriou | |
272 | 8acb1f97 | Kostas Papadimitriou | def configure(self): |
273 | 8acb1f97 | Kostas Papadimitriou | """Do the configuration."""
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274 | 8acb1f97 | Kostas Papadimitriou | |
275 | 8acb1f97 | Kostas Papadimitriou | config = self.config
|
276 | 8acb1f97 | Kostas Papadimitriou | if 'version' not in config: |
277 | 8acb1f97 | Kostas Papadimitriou | raise ValueError("dictionary doesn't specify a version") |
278 | 8acb1f97 | Kostas Papadimitriou | if config['version'] != 1: |
279 | 8acb1f97 | Kostas Papadimitriou | raise ValueError("Unsupported version: %s" % config['version']) |
280 | 8acb1f97 | Kostas Papadimitriou | incremental = config.pop('incremental', False) |
281 | 8acb1f97 | Kostas Papadimitriou | EMPTY_DICT = {} |
282 | 8acb1f97 | Kostas Papadimitriou | logging._acquireLock() |
283 | 8acb1f97 | Kostas Papadimitriou | try:
|
284 | 8acb1f97 | Kostas Papadimitriou | if incremental:
|
285 | 8acb1f97 | Kostas Papadimitriou | handlers = config.get('handlers', EMPTY_DICT)
|
286 | 8acb1f97 | Kostas Papadimitriou | # incremental handler config only if handler name
|
287 | 8acb1f97 | Kostas Papadimitriou | # ties in to logging._handlers (Python 2.7)
|
288 | 8acb1f97 | Kostas Papadimitriou | if sys.version_info[:2] == (2, 7): |
289 | 8acb1f97 | Kostas Papadimitriou | for name in handlers: |
290 | 8acb1f97 | Kostas Papadimitriou | if name not in logging._handlers: |
291 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('No handler found with ' |
292 | 8acb1f97 | Kostas Papadimitriou | 'name %r' % name)
|
293 | 8acb1f97 | Kostas Papadimitriou | else:
|
294 | 8acb1f97 | Kostas Papadimitriou | try:
|
295 | 8acb1f97 | Kostas Papadimitriou | handler = logging._handlers[name] |
296 | 8acb1f97 | Kostas Papadimitriou | handler_config = handlers[name] |
297 | 8acb1f97 | Kostas Papadimitriou | level = handler_config.get('level', None) |
298 | 8acb1f97 | Kostas Papadimitriou | if level:
|
299 | 8acb1f97 | Kostas Papadimitriou | handler.setLevel(_checkLevel(level)) |
300 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
301 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to configure handler ' |
302 | 8acb1f97 | Kostas Papadimitriou | '%r: %s' % (name, e))
|
303 | 8acb1f97 | Kostas Papadimitriou | loggers = config.get('loggers', EMPTY_DICT)
|
304 | 8acb1f97 | Kostas Papadimitriou | for name in loggers: |
305 | 8acb1f97 | Kostas Papadimitriou | try:
|
306 | 8acb1f97 | Kostas Papadimitriou | self.configure_logger(name, loggers[name], True) |
307 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
308 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to configure logger ' |
309 | 8acb1f97 | Kostas Papadimitriou | '%r: %s' % (name, e))
|
310 | 8acb1f97 | Kostas Papadimitriou | root = config.get('root', None) |
311 | 8acb1f97 | Kostas Papadimitriou | if root:
|
312 | 8acb1f97 | Kostas Papadimitriou | try:
|
313 | 8acb1f97 | Kostas Papadimitriou | self.configure_root(root, True) |
314 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
315 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to configure root ' |
316 | 8acb1f97 | Kostas Papadimitriou | 'logger: %s' % e)
|
317 | 8acb1f97 | Kostas Papadimitriou | else:
|
318 | 8acb1f97 | Kostas Papadimitriou | disable_existing = config.pop('disable_existing_loggers', True) |
319 | 8acb1f97 | Kostas Papadimitriou | |
320 | 8acb1f97 | Kostas Papadimitriou | logging._handlers.clear() |
321 | 8acb1f97 | Kostas Papadimitriou | del logging._handlerList[:]
|
322 | 8acb1f97 | Kostas Papadimitriou | |
323 | 8acb1f97 | Kostas Papadimitriou | # Do formatters first - they don't refer to anything else
|
324 | 8acb1f97 | Kostas Papadimitriou | formatters = config.get('formatters', EMPTY_DICT)
|
325 | 8acb1f97 | Kostas Papadimitriou | for name in formatters: |
326 | 8acb1f97 | Kostas Papadimitriou | try:
|
327 | 8acb1f97 | Kostas Papadimitriou | formatters[name] = self.configure_formatter(
|
328 | 8acb1f97 | Kostas Papadimitriou | formatters[name]) |
329 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
330 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to configure ' |
331 | 8acb1f97 | Kostas Papadimitriou | 'formatter %r: %s' % (name, e))
|
332 | 8acb1f97 | Kostas Papadimitriou | # Next, do filters - they don't refer to anything else, either
|
333 | 8acb1f97 | Kostas Papadimitriou | filters = config.get('filters', EMPTY_DICT)
|
334 | 8acb1f97 | Kostas Papadimitriou | for name in filters: |
335 | 8acb1f97 | Kostas Papadimitriou | try:
|
336 | 8acb1f97 | Kostas Papadimitriou | filters[name] = self.configure_filter(filters[name])
|
337 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
338 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to configure ' |
339 | 8acb1f97 | Kostas Papadimitriou | 'filter %r: %s' % (name, e))
|
340 | 8acb1f97 | Kostas Papadimitriou | |
341 | 8acb1f97 | Kostas Papadimitriou | # Next, do handlers - they refer to formatters and filters
|
342 | 8acb1f97 | Kostas Papadimitriou | # As handlers can refer to other handlers, sort the keys
|
343 | 8acb1f97 | Kostas Papadimitriou | # to allow a deterministic order of configuration
|
344 | 8acb1f97 | Kostas Papadimitriou | handlers = config.get('handlers', EMPTY_DICT)
|
345 | 8acb1f97 | Kostas Papadimitriou | for name in sorted(handlers): |
346 | 8acb1f97 | Kostas Papadimitriou | try:
|
347 | 8acb1f97 | Kostas Papadimitriou | handler = self.configure_handler(handlers[name])
|
348 | 8acb1f97 | Kostas Papadimitriou | handler.name = name |
349 | 8acb1f97 | Kostas Papadimitriou | handlers[name] = handler |
350 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
351 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to configure handler ' |
352 | 8acb1f97 | Kostas Papadimitriou | '%r: %s' % (name, e))
|
353 | 8acb1f97 | Kostas Papadimitriou | # Next, do loggers - they refer to handlers and filters
|
354 | 8acb1f97 | Kostas Papadimitriou | |
355 | 8acb1f97 | Kostas Papadimitriou | #we don't want to lose the existing loggers,
|
356 | 8acb1f97 | Kostas Papadimitriou | #since other threads may have pointers to them.
|
357 | 8acb1f97 | Kostas Papadimitriou | #existing is set to contain all existing loggers,
|
358 | 8acb1f97 | Kostas Papadimitriou | #and as we go through the new configuration we
|
359 | 8acb1f97 | Kostas Papadimitriou | #remove any which are configured. At the end,
|
360 | 8acb1f97 | Kostas Papadimitriou | #what's left in existing is the set of loggers
|
361 | 8acb1f97 | Kostas Papadimitriou | #which were in the previous configuration but
|
362 | 8acb1f97 | Kostas Papadimitriou | #which are not in the new configuration.
|
363 | 8acb1f97 | Kostas Papadimitriou | root = logging.root |
364 | 8acb1f97 | Kostas Papadimitriou | existing = root.manager.loggerDict.keys() |
365 | 8acb1f97 | Kostas Papadimitriou | #The list needs to be sorted so that we can
|
366 | 8acb1f97 | Kostas Papadimitriou | #avoid disabling child loggers of explicitly
|
367 | 8acb1f97 | Kostas Papadimitriou | #named loggers. With a sorted list it is easier
|
368 | 8acb1f97 | Kostas Papadimitriou | #to find the child loggers.
|
369 | 8acb1f97 | Kostas Papadimitriou | existing.sort() |
370 | 8acb1f97 | Kostas Papadimitriou | #We'll keep the list of existing loggers
|
371 | 8acb1f97 | Kostas Papadimitriou | #which are children of named loggers here...
|
372 | 8acb1f97 | Kostas Papadimitriou | child_loggers = [] |
373 | 8acb1f97 | Kostas Papadimitriou | #now set up the new ones...
|
374 | 8acb1f97 | Kostas Papadimitriou | loggers = config.get('loggers', EMPTY_DICT)
|
375 | 8acb1f97 | Kostas Papadimitriou | for name in loggers: |
376 | 8acb1f97 | Kostas Papadimitriou | if name in existing: |
377 | 8acb1f97 | Kostas Papadimitriou | i = existing.index(name) |
378 | 8acb1f97 | Kostas Papadimitriou | prefixed = name + "."
|
379 | 8acb1f97 | Kostas Papadimitriou | pflen = len(prefixed)
|
380 | 8acb1f97 | Kostas Papadimitriou | num_existing = len(existing)
|
381 | 8acb1f97 | Kostas Papadimitriou | i = i + 1 # look at the entry after name |
382 | 8acb1f97 | Kostas Papadimitriou | while (i < num_existing) and\ |
383 | 8acb1f97 | Kostas Papadimitriou | (existing[i][:pflen] == prefixed): |
384 | 8acb1f97 | Kostas Papadimitriou | child_loggers.append(existing[i]) |
385 | 8acb1f97 | Kostas Papadimitriou | i = i + 1
|
386 | 8acb1f97 | Kostas Papadimitriou | existing.remove(name) |
387 | 8acb1f97 | Kostas Papadimitriou | try:
|
388 | 8acb1f97 | Kostas Papadimitriou | self.configure_logger(name, loggers[name])
|
389 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
390 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to configure logger ' |
391 | 8acb1f97 | Kostas Papadimitriou | '%r: %s' % (name, e))
|
392 | 8acb1f97 | Kostas Papadimitriou | |
393 | 8acb1f97 | Kostas Papadimitriou | #Disable any old loggers. There's no point deleting
|
394 | 8acb1f97 | Kostas Papadimitriou | #them as other threads may continue to hold references
|
395 | 8acb1f97 | Kostas Papadimitriou | #and by disabling them, you stop them doing any logging.
|
396 | 8acb1f97 | Kostas Papadimitriou | #However, don't disable children of named loggers, as that's
|
397 | 8acb1f97 | Kostas Papadimitriou | #probably not what was intended by the user.
|
398 | 8acb1f97 | Kostas Papadimitriou | for log in existing: |
399 | 8acb1f97 | Kostas Papadimitriou | logger = root.manager.loggerDict[log] |
400 | 8acb1f97 | Kostas Papadimitriou | if log in child_loggers: |
401 | 8acb1f97 | Kostas Papadimitriou | logger.level = logging.NOTSET |
402 | 8acb1f97 | Kostas Papadimitriou | logger.handlers = [] |
403 | 8acb1f97 | Kostas Papadimitriou | logger.propagate = True
|
404 | 8acb1f97 | Kostas Papadimitriou | elif disable_existing:
|
405 | 8acb1f97 | Kostas Papadimitriou | logger.disabled = True
|
406 | 8acb1f97 | Kostas Papadimitriou | |
407 | 8acb1f97 | Kostas Papadimitriou | # And finally, do the root logger
|
408 | 8acb1f97 | Kostas Papadimitriou | root = config.get('root', None) |
409 | 8acb1f97 | Kostas Papadimitriou | if root:
|
410 | 8acb1f97 | Kostas Papadimitriou | try:
|
411 | 8acb1f97 | Kostas Papadimitriou | self.configure_root(root)
|
412 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
413 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to configure root ' |
414 | 8acb1f97 | Kostas Papadimitriou | 'logger: %s' % e)
|
415 | 8acb1f97 | Kostas Papadimitriou | finally:
|
416 | 8acb1f97 | Kostas Papadimitriou | logging._releaseLock() |
417 | 8acb1f97 | Kostas Papadimitriou | |
418 | 8acb1f97 | Kostas Papadimitriou | def configure_formatter(self, config): |
419 | 8acb1f97 | Kostas Papadimitriou | """Configure a formatter from a dictionary."""
|
420 | 8acb1f97 | Kostas Papadimitriou | if '()' in config: |
421 | 8acb1f97 | Kostas Papadimitriou | factory = config['()'] # for use in exception handler |
422 | 8acb1f97 | Kostas Papadimitriou | try:
|
423 | 8acb1f97 | Kostas Papadimitriou | result = self.configure_custom(config)
|
424 | 8acb1f97 | Kostas Papadimitriou | except TypeError, te: |
425 | 8acb1f97 | Kostas Papadimitriou | if "'format'" not in str(te): |
426 | 8acb1f97 | Kostas Papadimitriou | raise
|
427 | 8acb1f97 | Kostas Papadimitriou | #Name of parameter changed from fmt to format.
|
428 | 8acb1f97 | Kostas Papadimitriou | #Retry with old name.
|
429 | 8acb1f97 | Kostas Papadimitriou | #This is so that code can be used with older Python versions
|
430 | 8acb1f97 | Kostas Papadimitriou | #(e.g. by Django)
|
431 | 8acb1f97 | Kostas Papadimitriou | config['fmt'] = config.pop('format') |
432 | 8acb1f97 | Kostas Papadimitriou | config['()'] = factory
|
433 | 8acb1f97 | Kostas Papadimitriou | result = self.configure_custom(config)
|
434 | 8acb1f97 | Kostas Papadimitriou | else:
|
435 | 8acb1f97 | Kostas Papadimitriou | fmt = config.get('format', None) |
436 | 8acb1f97 | Kostas Papadimitriou | dfmt = config.get('datefmt', None) |
437 | 8acb1f97 | Kostas Papadimitriou | result = logging.Formatter(fmt, dfmt) |
438 | 8acb1f97 | Kostas Papadimitriou | return result
|
439 | 8acb1f97 | Kostas Papadimitriou | |
440 | 8acb1f97 | Kostas Papadimitriou | def configure_filter(self, config): |
441 | 8acb1f97 | Kostas Papadimitriou | """Configure a filter from a dictionary."""
|
442 | 8acb1f97 | Kostas Papadimitriou | if '()' in config: |
443 | 8acb1f97 | Kostas Papadimitriou | result = self.configure_custom(config)
|
444 | 8acb1f97 | Kostas Papadimitriou | else:
|
445 | 8acb1f97 | Kostas Papadimitriou | name = config.get('name', '') |
446 | 8acb1f97 | Kostas Papadimitriou | result = logging.Filter(name) |
447 | 8acb1f97 | Kostas Papadimitriou | return result
|
448 | 8acb1f97 | Kostas Papadimitriou | |
449 | 8acb1f97 | Kostas Papadimitriou | def add_filters(self, filterer, filters): |
450 | 8acb1f97 | Kostas Papadimitriou | """Add filters to a filterer from a list of names."""
|
451 | 8acb1f97 | Kostas Papadimitriou | for f in filters: |
452 | 8acb1f97 | Kostas Papadimitriou | try:
|
453 | 8acb1f97 | Kostas Papadimitriou | filterer.addFilter(self.config['filters'][f]) |
454 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
455 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to add filter %r: %s' % (f, e)) |
456 | 8acb1f97 | Kostas Papadimitriou | |
457 | 8acb1f97 | Kostas Papadimitriou | def configure_handler(self, config): |
458 | 8acb1f97 | Kostas Papadimitriou | """Configure a handler from a dictionary."""
|
459 | 8acb1f97 | Kostas Papadimitriou | formatter = config.pop('formatter', None) |
460 | 8acb1f97 | Kostas Papadimitriou | if formatter:
|
461 | 8acb1f97 | Kostas Papadimitriou | try:
|
462 | 8acb1f97 | Kostas Papadimitriou | formatter = self.config['formatters'][formatter] |
463 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
464 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to set formatter ' |
465 | 8acb1f97 | Kostas Papadimitriou | '%r: %s' % (formatter, e))
|
466 | 8acb1f97 | Kostas Papadimitriou | level = config.pop('level', None) |
467 | 8acb1f97 | Kostas Papadimitriou | filters = config.pop('filters', None) |
468 | 8acb1f97 | Kostas Papadimitriou | if '()' in config: |
469 | 8acb1f97 | Kostas Papadimitriou | c = config.pop('()')
|
470 | 8acb1f97 | Kostas Papadimitriou | if not hasattr(c, '__call__') and hasattr(types, 'ClassType') and type(c) != types.ClassType: |
471 | 8acb1f97 | Kostas Papadimitriou | c = self.resolve(c)
|
472 | 8acb1f97 | Kostas Papadimitriou | factory = c |
473 | 8acb1f97 | Kostas Papadimitriou | else:
|
474 | 8acb1f97 | Kostas Papadimitriou | klass = self.resolve(config.pop('class')) |
475 | 8acb1f97 | Kostas Papadimitriou | #Special case for handler which refers to another handler
|
476 | 8acb1f97 | Kostas Papadimitriou | if issubclass(klass, logging.handlers.MemoryHandler) and\ |
477 | 8acb1f97 | Kostas Papadimitriou | 'target' in config: |
478 | 8acb1f97 | Kostas Papadimitriou | try:
|
479 | 8acb1f97 | Kostas Papadimitriou | config['target'] = self.config['handlers'][config['target']] |
480 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
481 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to set target handler ' |
482 | 8acb1f97 | Kostas Papadimitriou | '%r: %s' % (config['target'], e)) |
483 | 8acb1f97 | Kostas Papadimitriou | elif issubclass(klass, logging.handlers.SMTPHandler) and\ |
484 | 8acb1f97 | Kostas Papadimitriou | 'mailhost' in config: |
485 | 8acb1f97 | Kostas Papadimitriou | config['mailhost'] = self.as_tuple(config['mailhost']) |
486 | 8acb1f97 | Kostas Papadimitriou | elif issubclass(klass, logging.handlers.SysLogHandler) and\ |
487 | 8acb1f97 | Kostas Papadimitriou | 'address' in config: |
488 | 8acb1f97 | Kostas Papadimitriou | config['address'] = self.as_tuple(config['address']) |
489 | 8acb1f97 | Kostas Papadimitriou | factory = klass |
490 | 8acb1f97 | Kostas Papadimitriou | kwargs = dict([(k, config[k]) for k in config if valid_ident(k)]) |
491 | 8acb1f97 | Kostas Papadimitriou | try:
|
492 | 8acb1f97 | Kostas Papadimitriou | result = factory(**kwargs) |
493 | 8acb1f97 | Kostas Papadimitriou | except TypeError, te: |
494 | 8acb1f97 | Kostas Papadimitriou | if "'stream'" not in str(te): |
495 | 8acb1f97 | Kostas Papadimitriou | raise
|
496 | 8acb1f97 | Kostas Papadimitriou | #The argument name changed from strm to stream
|
497 | 8acb1f97 | Kostas Papadimitriou | #Retry with old name.
|
498 | 8acb1f97 | Kostas Papadimitriou | #This is so that code can be used with older Python versions
|
499 | 8acb1f97 | Kostas Papadimitriou | #(e.g. by Django)
|
500 | 8acb1f97 | Kostas Papadimitriou | kwargs['strm'] = kwargs.pop('stream') |
501 | 8acb1f97 | Kostas Papadimitriou | result = factory(**kwargs) |
502 | 8acb1f97 | Kostas Papadimitriou | if formatter:
|
503 | 8acb1f97 | Kostas Papadimitriou | result.setFormatter(formatter) |
504 | 8acb1f97 | Kostas Papadimitriou | if level is not None: |
505 | 8acb1f97 | Kostas Papadimitriou | result.setLevel(_checkLevel(level)) |
506 | 8acb1f97 | Kostas Papadimitriou | if filters:
|
507 | 8acb1f97 | Kostas Papadimitriou | self.add_filters(result, filters)
|
508 | 8acb1f97 | Kostas Papadimitriou | return result
|
509 | 8acb1f97 | Kostas Papadimitriou | |
510 | 8acb1f97 | Kostas Papadimitriou | def add_handlers(self, logger, handlers): |
511 | 8acb1f97 | Kostas Papadimitriou | """Add handlers to a logger from a list of names."""
|
512 | 8acb1f97 | Kostas Papadimitriou | for h in handlers: |
513 | 8acb1f97 | Kostas Papadimitriou | try:
|
514 | 8acb1f97 | Kostas Papadimitriou | logger.addHandler(self.config['handlers'][h]) |
515 | 8acb1f97 | Kostas Papadimitriou | except StandardError, e: |
516 | 8acb1f97 | Kostas Papadimitriou | raise ValueError('Unable to add handler %r: %s' % (h, e)) |
517 | 8acb1f97 | Kostas Papadimitriou | |
518 | 8acb1f97 | Kostas Papadimitriou | def common_logger_config(self, logger, config, incremental=False): |
519 | 8acb1f97 | Kostas Papadimitriou | """
|
520 | 8acb1f97 | Kostas Papadimitriou | Perform configuration which is common to root and non-root loggers.
|
521 | 8acb1f97 | Kostas Papadimitriou | """
|
522 | 8acb1f97 | Kostas Papadimitriou | level = config.get('level', None) |
523 | 8acb1f97 | Kostas Papadimitriou | if level is not None: |
524 | 8acb1f97 | Kostas Papadimitriou | logger.setLevel(_checkLevel(level)) |
525 | 8acb1f97 | Kostas Papadimitriou | if not incremental: |
526 | 8acb1f97 | Kostas Papadimitriou | #Remove any existing handlers
|
527 | 8acb1f97 | Kostas Papadimitriou | for h in logger.handlers[:]: |
528 | 8acb1f97 | Kostas Papadimitriou | logger.removeHandler(h) |
529 | 8acb1f97 | Kostas Papadimitriou | handlers = config.get('handlers', None) |
530 | 8acb1f97 | Kostas Papadimitriou | if handlers:
|
531 | 8acb1f97 | Kostas Papadimitriou | self.add_handlers(logger, handlers)
|
532 | 8acb1f97 | Kostas Papadimitriou | filters = config.get('filters', None) |
533 | 8acb1f97 | Kostas Papadimitriou | if filters:
|
534 | 8acb1f97 | Kostas Papadimitriou | self.add_filters(logger, filters)
|
535 | 8acb1f97 | Kostas Papadimitriou | |
536 | 8acb1f97 | Kostas Papadimitriou | def configure_logger(self, name, config, incremental=False): |
537 | 8acb1f97 | Kostas Papadimitriou | """Configure a non-root logger from a dictionary."""
|
538 | 8acb1f97 | Kostas Papadimitriou | logger = logging.getLogger(name) |
539 | 8acb1f97 | Kostas Papadimitriou | self.common_logger_config(logger, config, incremental)
|
540 | 8acb1f97 | Kostas Papadimitriou | propagate = config.get('propagate', None) |
541 | 8acb1f97 | Kostas Papadimitriou | if propagate is not None: |
542 | 8acb1f97 | Kostas Papadimitriou | logger.propagate = propagate |
543 | 8acb1f97 | Kostas Papadimitriou | |
544 | 8acb1f97 | Kostas Papadimitriou | def configure_root(self, config, incremental=False): |
545 | 8acb1f97 | Kostas Papadimitriou | """Configure a root logger from a dictionary."""
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546 | 8acb1f97 | Kostas Papadimitriou | root = logging.getLogger() |
547 | 8acb1f97 | Kostas Papadimitriou | self.common_logger_config(root, config, incremental)
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548 | 8acb1f97 | Kostas Papadimitriou | |
549 | 8acb1f97 | Kostas Papadimitriou | dictConfigClass = DictConfigurator |
550 | 8acb1f97 | Kostas Papadimitriou | |
551 | 8acb1f97 | Kostas Papadimitriou | def dictConfig(config): |
552 | 8acb1f97 | Kostas Papadimitriou | """Configure logging using a dictionary."""
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553 | 8acb1f97 | Kostas Papadimitriou | dictConfigClass(config).configure() |