Providing a fallback `dictconfig` implementation for Python < 2.7
This commit is contained in:
Ryan Petrello
@@ -11,7 +11,11 @@ from middleware.static import StaticFileMiddleware
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from configuration import set_config, Config
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from configuration import _runtime_conf as conf
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try:
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from logging.config import dictConfig as load_logging_config
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except ImportError:
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from .compat.dictconfig import dictConfig as load_logging_config
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__all__ = [
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549
pecan/compat/dictconfig.py
Normal file
549
pecan/compat/dictconfig.py
Normal file
@@ -0,0 +1,549 @@
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# Copyright 2009-2010 by Vinay Sajip. All Rights Reserved.
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#
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# Permission to use, copy, modify, and distribute this software and its
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# documentation for any purpose and without fee is hereby granted,
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# provided that the above copyright notice appear in all copies and that
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# both that copyright notice and this permission notice appear in
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# supporting documentation, and that the name of Vinay Sajip
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# not be used in advertising or publicity pertaining to distribution
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# of the software without specific, written prior permission.
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# VINAY SAJIP DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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# ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
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# VINAY SAJIP BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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# ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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# IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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import logging.handlers
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import re
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import sys
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import types
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IDENTIFIER = re.compile('^[a-z_][a-z0-9_]*$', re.I)
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def valid_ident(s):
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m = IDENTIFIER.match(s)
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if not m:
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raise ValueError('Not a valid Python identifier: %r' % s)
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return True
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#
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# This function is defined in logging only in recent versions of Python
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#
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try:
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from logging import _checkLevel
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except ImportError:
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def _checkLevel(level):
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if isinstance(level, int):
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rv = level
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elif str(level) == level:
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if level not in logging._levelNames:
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raise ValueError('Unknown level: %r' % level)
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rv = logging._levelNames[level]
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else:
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raise TypeError('Level not an integer or a '
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'valid string: %r' % level)
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return rv
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# The ConvertingXXX classes are wrappers around standard Python containers,
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# and they serve to convert any suitable values in the container. The
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# conversion converts base dicts, lists and tuples to their wrapped
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# equivalents, whereas strings which match a conversion format are converted
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# appropriately.
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#
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# Each wrapper should have a configurator attribute holding the actual
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# configurator to use for conversion.
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class ConvertingDict(dict):
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"""A converting dictionary wrapper."""
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def __getitem__(self, key):
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value = dict.__getitem__(self, key)
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result = self.configurator.convert(value)
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#If the converted value is different, save for next time
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if value is not result:
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self[key] = result
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if type(result) in (ConvertingDict, ConvertingList,
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ConvertingTuple):
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result.parent = self
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result.key = key
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return result
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def get(self, key, default=None):
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value = dict.get(self, key, default)
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result = self.configurator.convert(value)
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#If the converted value is different, save for next time
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if value is not result:
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self[key] = result
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if type(result) in (ConvertingDict, ConvertingList,
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ConvertingTuple):
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result.parent = self
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result.key = key
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return result
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def pop(self, key, default=None):
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value = dict.pop(self, key, default)
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result = self.configurator.convert(value)
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if value is not result:
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if type(result) in (ConvertingDict, ConvertingList,
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ConvertingTuple):
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result.parent = self
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result.key = key
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return result
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class ConvertingList(list):
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"""A converting list wrapper."""
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def __getitem__(self, key):
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value = list.__getitem__(self, key)
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result = self.configurator.convert(value)
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#If the converted value is different, save for next time
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if value is not result:
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self[key] = result
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if type(result) in (ConvertingDict, ConvertingList,
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ConvertingTuple):
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result.parent = self
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result.key = key
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return result
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def pop(self, idx=-1):
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value = list.pop(self, idx)
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result = self.configurator.convert(value)
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if value is not result:
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if type(result) in (ConvertingDict, ConvertingList,
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ConvertingTuple):
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result.parent = self
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return result
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class ConvertingTuple(tuple):
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"""A converting tuple wrapper."""
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def __getitem__(self, key):
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value = tuple.__getitem__(self, key)
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result = self.configurator.convert(value)
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if value is not result:
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if type(result) in (ConvertingDict, ConvertingList,
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ConvertingTuple):
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result.parent = self
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result.key = key
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return result
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class BaseConfigurator(object):
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"""
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The configurator base class which defines some useful defaults.
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"""
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CONVERT_PATTERN = re.compile(r'^(?P<prefix>[a-z]+)://(?P<suffix>.*)$')
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WORD_PATTERN = re.compile(r'^\s*(\w+)\s*')
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DOT_PATTERN = re.compile(r'^\.\s*(\w+)\s*')
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INDEX_PATTERN = re.compile(r'^\[\s*(\w+)\s*\]\s*')
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DIGIT_PATTERN = re.compile(r'^\d+$')
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value_converters = {
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'ext' : 'ext_convert',
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'cfg' : 'cfg_convert',
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}
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# We might want to use a different one, e.g. importlib
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importer = __import__
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def __init__(self, config):
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self.config = ConvertingDict(config)
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self.config.configurator = self
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def resolve(self, s):
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"""
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Resolve strings to objects using standard import and attribute
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syntax.
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"""
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name = s.split('.')
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used = name.pop(0)
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try:
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found = self.importer(used)
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for frag in name:
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used += '.' + frag
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try:
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found = getattr(found, frag)
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except AttributeError:
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self.importer(used)
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found = getattr(found, frag)
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return found
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except ImportError:
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e, tb = sys.exc_info()[1:]
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v = ValueError('Cannot resolve %r: %s' % (s, e))
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v.__cause__, v.__traceback__ = e, tb
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raise v
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def ext_convert(self, value):
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"""Default converter for the ext:// protocol."""
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return self.resolve(value)
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def cfg_convert(self, value):
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"""Default converter for the cfg:// protocol."""
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rest = value
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m = self.WORD_PATTERN.match(rest)
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if m is None:
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raise ValueError("Unable to convert %r" % value)
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else:
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rest = rest[m.end():]
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d = self.config[m.groups()[0]]
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#print d, rest
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while rest:
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m = self.DOT_PATTERN.match(rest)
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if m:
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d = d[m.groups()[0]]
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else:
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m = self.INDEX_PATTERN.match(rest)
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if m:
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idx = m.groups()[0]
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if not self.DIGIT_PATTERN.match(idx):
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d = d[idx]
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else:
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try:
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n = int(idx) # try as number first (most likely)
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d = d[n]
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except TypeError:
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d = d[idx]
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if m:
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rest = rest[m.end():]
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else:
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raise ValueError('Unable to convert '
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'%r at %r' % (value, rest))
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#rest should be empty
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return d
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def convert(self, value):
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"""
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Convert values to an appropriate type. dicts, lists and tuples are
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replaced by their converting alternatives. Strings are checked to
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see if they have a conversion format and are converted if they do.
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"""
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if not isinstance(value, ConvertingDict) and isinstance(value, dict):
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value = ConvertingDict(value)
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value.configurator = self
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elif not isinstance(value, ConvertingList) and isinstance(value, list):
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value = ConvertingList(value)
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value.configurator = self
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elif not isinstance(value, ConvertingTuple) and\
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isinstance(value, tuple):
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value = ConvertingTuple(value)
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value.configurator = self
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elif isinstance(value, basestring): # str for py3k
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m = self.CONVERT_PATTERN.match(value)
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if m:
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d = m.groupdict()
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prefix = d['prefix']
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converter = self.value_converters.get(prefix, None)
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if converter:
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suffix = d['suffix']
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converter = getattr(self, converter)
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value = converter(suffix)
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return value
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def configure_custom(self, config):
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"""Configure an object with a user-supplied factory."""
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c = config.pop('()')
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if not hasattr(c, '__call__') and hasattr(types, 'ClassType') and type(c) != types.ClassType:
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c = self.resolve(c)
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props = config.pop('.', None)
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# Check for valid identifiers
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kwargs = dict([(k, config[k]) for k in config if valid_ident(k)])
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result = c(**kwargs)
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if props:
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for name, value in props.items():
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setattr(result, name, value)
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return result
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def as_tuple(self, value):
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"""Utility function which converts lists to tuples."""
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if isinstance(value, list):
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value = tuple(value)
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return value
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class DictConfigurator(BaseConfigurator):
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"""
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Configure logging using a dictionary-like object to describe the
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configuration.
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"""
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def configure(self):
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"""Do the configuration."""
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config = self.config
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if 'version' not in config:
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raise ValueError("dictionary doesn't specify a version")
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if config['version'] != 1:
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raise ValueError("Unsupported version: %s" % config['version'])
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incremental = config.pop('incremental', False)
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EMPTY_DICT = {}
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logging._acquireLock()
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try:
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if incremental:
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handlers = config.get('handlers', EMPTY_DICT)
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# incremental handler config only if handler name
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# ties in to logging._handlers (Python 2.7)
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if sys.version_info[:2] == (2, 7):
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for name in handlers:
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if name not in logging._handlers:
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raise ValueError('No handler found with '
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'name %r' % name)
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else:
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try:
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handler = logging._handlers[name]
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handler_config = handlers[name]
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level = handler_config.get('level', None)
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if level:
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handler.setLevel(_checkLevel(level))
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except StandardError, e:
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raise ValueError('Unable to configure handler '
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'%r: %s' % (name, e))
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loggers = config.get('loggers', EMPTY_DICT)
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for name in loggers:
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try:
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self.configure_logger(name, loggers[name], True)
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except StandardError, e:
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raise ValueError('Unable to configure logger '
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'%r: %s' % (name, e))
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root = config.get('root', None)
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if root:
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try:
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self.configure_root(root, True)
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except StandardError, e:
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raise ValueError('Unable to configure root '
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'logger: %s' % e)
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else:
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disable_existing = config.pop('disable_existing_loggers', True)
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logging._handlers.clear()
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del logging._handlerList[:]
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# Do formatters first - they don't refer to anything else
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formatters = config.get('formatters', EMPTY_DICT)
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for name in formatters:
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try:
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formatters[name] = self.configure_formatter(
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formatters[name])
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except StandardError, e:
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raise ValueError('Unable to configure '
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'formatter %r: %s' % (name, e))
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# Next, do filters - they don't refer to anything else, either
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filters = config.get('filters', EMPTY_DICT)
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for name in filters:
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try:
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filters[name] = self.configure_filter(filters[name])
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except StandardError, e:
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raise ValueError('Unable to configure '
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'filter %r: %s' % (name, e))
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# Next, do handlers - they refer to formatters and filters
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# As handlers can refer to other handlers, sort the keys
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# to allow a deterministic order of configuration
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handlers = config.get('handlers', EMPTY_DICT)
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for name in sorted(handlers):
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try:
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handler = self.configure_handler(handlers[name])
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handler.name = name
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handlers[name] = handler
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except StandardError, e:
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raise ValueError('Unable to configure handler '
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'%r: %s' % (name, e))
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# Next, do loggers - they refer to handlers and filters
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#we don't want to lose the existing loggers,
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#since other threads may have pointers to them.
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#existing is set to contain all existing loggers,
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#and as we go through the new configuration we
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#remove any which are configured. At the end,
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#what's left in existing is the set of loggers
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#which were in the previous configuration but
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#which are not in the new configuration.
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root = logging.root
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existing = root.manager.loggerDict.keys()
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#The list needs to be sorted so that we can
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#avoid disabling child loggers of explicitly
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#named loggers. With a sorted list it is easier
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#to find the child loggers.
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existing.sort()
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#We'll keep the list of existing loggers
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#which are children of named loggers here...
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child_loggers = []
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#now set up the new ones...
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loggers = config.get('loggers', EMPTY_DICT)
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for name in loggers:
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if name in existing:
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i = existing.index(name)
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prefixed = name + "."
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pflen = len(prefixed)
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num_existing = len(existing)
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i = i + 1 # look at the entry after name
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while (i < num_existing) and\
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(existing[i][:pflen] == prefixed):
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child_loggers.append(existing[i])
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i = i + 1
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existing.remove(name)
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try:
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self.configure_logger(name, loggers[name])
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except StandardError, e:
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raise ValueError('Unable to configure logger '
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'%r: %s' % (name, e))
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#Disable any old loggers. There's no point deleting
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#them as other threads may continue to hold references
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#and by disabling them, you stop them doing any logging.
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#However, don't disable children of named loggers, as that's
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#probably not what was intended by the user.
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for log in existing:
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logger = root.manager.loggerDict[log]
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if log in child_loggers:
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logger.level = logging.NOTSET
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logger.handlers = []
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logger.propagate = True
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elif disable_existing:
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logger.disabled = True
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# And finally, do the root logger
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root = config.get('root', None)
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if root:
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try:
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self.configure_root(root)
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except StandardError, e:
|
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raise ValueError('Unable to configure root '
|
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'logger: %s' % e)
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finally:
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logging._releaseLock()
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|
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def configure_formatter(self, config):
|
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"""Configure a formatter from a dictionary."""
|
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if '()' in config:
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factory = config['()'] # for use in exception handler
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try:
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result = self.configure_custom(config)
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except TypeError, te:
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if "'format'" not in str(te):
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raise
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#Name of parameter changed from fmt to format.
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#Retry with old name.
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#This is so that code can be used with older Python versions
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#(e.g. by Django)
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config['fmt'] = config.pop('format')
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config['()'] = factory
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result = self.configure_custom(config)
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else:
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fmt = config.get('format', None)
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dfmt = config.get('datefmt', None)
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result = logging.Formatter(fmt, dfmt)
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return result
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|
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def configure_filter(self, config):
|
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"""Configure a filter from a dictionary."""
|
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if '()' in config:
|
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result = self.configure_custom(config)
|
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else:
|
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name = config.get('name', '')
|
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result = logging.Filter(name)
|
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return result
|
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|
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def add_filters(self, filterer, filters):
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"""Add filters to a filterer from a list of names."""
|
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for f in filters:
|
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try:
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filterer.addFilter(self.config['filters'][f])
|
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except StandardError, e:
|
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raise ValueError('Unable to add filter %r: %s' % (f, e))
|
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|
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def configure_handler(self, config):
|
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"""Configure a handler from a dictionary."""
|
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formatter = config.pop('formatter', None)
|
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if formatter:
|
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try:
|
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formatter = self.config['formatters'][formatter]
|
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except StandardError, e:
|
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raise ValueError('Unable to set formatter '
|
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'%r: %s' % (formatter, e))
|
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level = config.pop('level', None)
|
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filters = config.pop('filters', None)
|
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if '()' in config:
|
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c = config.pop('()')
|
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if not hasattr(c, '__call__') and hasattr(types, 'ClassType') and type(c) != types.ClassType:
|
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c = self.resolve(c)
|
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factory = c
|
||||
else:
|
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klass = self.resolve(config.pop('class'))
|
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#Special case for handler which refers to another handler
|
||||
if issubclass(klass, logging.handlers.MemoryHandler) and\
|
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'target' in config:
|
||||
try:
|
||||
config['target'] = self.config['handlers'][config['target']]
|
||||
except StandardError, e:
|
||||
raise ValueError('Unable to set target handler '
|
||||
'%r: %s' % (config['target'], e))
|
||||
elif issubclass(klass, logging.handlers.SMTPHandler) and\
|
||||
'mailhost' in config:
|
||||
config['mailhost'] = self.as_tuple(config['mailhost'])
|
||||
elif issubclass(klass, logging.handlers.SysLogHandler) and\
|
||||
'address' in config:
|
||||
config['address'] = self.as_tuple(config['address'])
|
||||
factory = klass
|
||||
kwargs = dict([(k, config[k]) for k in config if valid_ident(k)])
|
||||
try:
|
||||
result = factory(**kwargs)
|
||||
except TypeError, te:
|
||||
if "'stream'" not in str(te):
|
||||
raise
|
||||
#The argument name changed from strm to stream
|
||||
#Retry with old name.
|
||||
#This is so that code can be used with older Python versions
|
||||
#(e.g. by Django)
|
||||
kwargs['strm'] = kwargs.pop('stream')
|
||||
result = factory(**kwargs)
|
||||
if formatter:
|
||||
result.setFormatter(formatter)
|
||||
if level is not None:
|
||||
result.setLevel(_checkLevel(level))
|
||||
if filters:
|
||||
self.add_filters(result, filters)
|
||||
return result
|
||||
|
||||
def add_handlers(self, logger, handlers):
|
||||
"""Add handlers to a logger from a list of names."""
|
||||
for h in handlers:
|
||||
try:
|
||||
logger.addHandler(self.config['handlers'][h])
|
||||
except StandardError, e:
|
||||
raise ValueError('Unable to add handler %r: %s' % (h, e))
|
||||
|
||||
def common_logger_config(self, logger, config, incremental=False):
|
||||
"""
|
||||
Perform configuration which is common to root and non-root loggers.
|
||||
"""
|
||||
level = config.get('level', None)
|
||||
if level is not None:
|
||||
logger.setLevel(_checkLevel(level))
|
||||
if not incremental:
|
||||
#Remove any existing handlers
|
||||
for h in logger.handlers[:]:
|
||||
logger.removeHandler(h)
|
||||
handlers = config.get('handlers', None)
|
||||
if handlers:
|
||||
self.add_handlers(logger, handlers)
|
||||
filters = config.get('filters', None)
|
||||
if filters:
|
||||
self.add_filters(logger, filters)
|
||||
|
||||
def configure_logger(self, name, config, incremental=False):
|
||||
"""Configure a non-root logger from a dictionary."""
|
||||
logger = logging.getLogger(name)
|
||||
self.common_logger_config(logger, config, incremental)
|
||||
propagate = config.get('propagate', None)
|
||||
if propagate is not None:
|
||||
logger.propagate = propagate
|
||||
|
||||
def configure_root(self, config, incremental=False):
|
||||
"""Configure a root logger from a dictionary."""
|
||||
root = logging.getLogger()
|
||||
self.common_logger_config(root, config, incremental)
|
||||
|
||||
dictConfigClass = DictConfigurator
|
||||
|
||||
def dictConfig(config):
|
||||
"""Configure logging using a dictionary."""
|
||||
dictConfigClass(config).configure()
|
||||
0
pecan/tests/compat/__init__.py
Normal file
0
pecan/tests/compat/__init__.py
Normal file
733
pecan/tests/compat/test_dictconfig.py
Normal file
733
pecan/tests/compat/test_dictconfig.py
Normal file
@@ -0,0 +1,733 @@
|
||||
# Copyright 2009-2010 by Vinay Sajip. All Rights Reserved.
|
||||
#
|
||||
# Permission to use, copy, modify, and distribute this software and its
|
||||
# documentation for any purpose and without fee is hereby granted,
|
||||
# provided that the above copyright notice appear in all copies and that
|
||||
# both that copyright notice and this permission notice appear in
|
||||
# supporting documentation, and that the name of Vinay Sajip
|
||||
# not be used in advertising or publicity pertaining to distribution
|
||||
# of the software without specific, written prior permission.
|
||||
# VINAY SAJIP DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
|
||||
# ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
|
||||
# VINAY SAJIP BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
|
||||
# ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
|
||||
# IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
|
||||
# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||
|
||||
import sys
|
||||
try:
|
||||
from cStringIO import StringIO
|
||||
except ImportError:
|
||||
from io import StringIO # noqa
|
||||
|
||||
from pecan.compat.dictconfig import dictConfig
|
||||
import logging
|
||||
import re
|
||||
from test.test_support import captured_stdout, run_unittest
|
||||
import unittest
|
||||
|
||||
|
||||
class BaseTest(unittest.TestCase):
|
||||
|
||||
"""Base class for logging tests."""
|
||||
|
||||
log_format = "%(name)s -> %(levelname)s: %(message)s"
|
||||
expected_log_pat = r"^([\w.]+) -> ([\w]+): ([\d]+)$"
|
||||
message_num = 0
|
||||
|
||||
def setUp(self):
|
||||
"""Setup the default logging stream to an internal StringIO instance,
|
||||
so that we can examine log output as we want."""
|
||||
logger_dict = logging.getLogger().manager.loggerDict
|
||||
logging._acquireLock()
|
||||
try:
|
||||
self.saved_handlers = logging._handlers.copy()
|
||||
self.saved_handler_list = logging._handlerList[:]
|
||||
self.saved_loggers = logger_dict.copy()
|
||||
self.saved_level_names = logging._levelNames.copy()
|
||||
finally:
|
||||
logging._releaseLock()
|
||||
|
||||
self.root_logger = logging.getLogger("")
|
||||
self.original_logging_level = self.root_logger.getEffectiveLevel()
|
||||
|
||||
self.stream = StringIO()
|
||||
self.root_logger.setLevel(logging.DEBUG)
|
||||
self.root_hdlr = logging.StreamHandler(self.stream)
|
||||
self.root_formatter = logging.Formatter(self.log_format)
|
||||
self.root_hdlr.setFormatter(self.root_formatter)
|
||||
self.root_logger.addHandler(self.root_hdlr)
|
||||
|
||||
def tearDown(self):
|
||||
"""Remove our logging stream, and restore the original logging
|
||||
level."""
|
||||
self.stream.close()
|
||||
self.root_logger.removeHandler(self.root_hdlr)
|
||||
self.root_logger.setLevel(self.original_logging_level)
|
||||
logging._acquireLock()
|
||||
try:
|
||||
logging._levelNames.clear()
|
||||
logging._levelNames.update(self.saved_level_names)
|
||||
logging._handlers.clear()
|
||||
logging._handlers.update(self.saved_handlers)
|
||||
logging._handlerList[:] = self.saved_handler_list
|
||||
loggerDict = logging.getLogger().manager.loggerDict
|
||||
loggerDict.clear()
|
||||
loggerDict.update(self.saved_loggers)
|
||||
finally:
|
||||
logging._releaseLock()
|
||||
|
||||
def assert_log_lines(self, expected_values, stream=None):
|
||||
"""Match the collected log lines against the regular expression
|
||||
self.expected_log_pat, and compare the extracted group values to
|
||||
the expected_values list of tuples."""
|
||||
stream = stream or self.stream
|
||||
pat = re.compile(self.expected_log_pat)
|
||||
try:
|
||||
stream.reset()
|
||||
actual_lines = stream.readlines()
|
||||
except AttributeError:
|
||||
# StringIO.StringIO lacks a reset() method.
|
||||
actual_lines = stream.getvalue().splitlines()
|
||||
self.assertEquals(len(actual_lines), len(expected_values))
|
||||
for actual, expected in zip(actual_lines, expected_values):
|
||||
match = pat.search(actual)
|
||||
if not match:
|
||||
self.fail("Log line does not match expected pattern:\n" +
|
||||
actual)
|
||||
self.assertEquals(tuple(match.groups()), expected)
|
||||
s = stream.read()
|
||||
if s:
|
||||
self.fail("Remaining output at end of log stream:\n" + s)
|
||||
|
||||
def next_message(self):
|
||||
"""Generate a message consisting solely of an auto-incrementing
|
||||
integer."""
|
||||
self.message_num += 1
|
||||
return "%d" % self.message_num
|
||||
|
||||
class ExceptionFormatter(logging.Formatter):
|
||||
"""A special exception formatter."""
|
||||
def formatException(self, ei):
|
||||
return "Got a [%s]" % ei[0].__name__
|
||||
|
||||
def formatFunc(format, datefmt=None):
|
||||
return logging.Formatter(format, datefmt)
|
||||
|
||||
def handlerFunc():
|
||||
return logging.StreamHandler()
|
||||
|
||||
class CustomHandler(logging.StreamHandler):
|
||||
pass
|
||||
|
||||
class ConfigDictTest(BaseTest):
|
||||
|
||||
"""Reading logging config from a dictionary."""
|
||||
|
||||
expected_log_pat = r"^([\w]+) \+\+ ([\w]+)$"
|
||||
|
||||
# config0 is a standard configuration.
|
||||
config0 = {
|
||||
'version': 1,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
}
|
||||
|
||||
# config1 adds a little to the standard configuration.
|
||||
config1 = {
|
||||
'version': 1,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
}
|
||||
|
||||
# config2 has a subtle configuration error that should be reported
|
||||
config2 = {
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdbout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
}
|
||||
|
||||
#As config1 but with a misspelt level on a handler
|
||||
config2a = {
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NTOSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
}
|
||||
|
||||
|
||||
#As config1 but with a misspelt level on a logger
|
||||
config2b = {
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WRANING',
|
||||
},
|
||||
}
|
||||
|
||||
# config3 has a less subtle configuration error
|
||||
config3 = {
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'misspelled_name',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
}
|
||||
|
||||
# config4 specifies a custom formatter class to be loaded
|
||||
config4 = {
|
||||
'version': 1,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'()' : __name__ + '.ExceptionFormatter',
|
||||
'format' : '%(levelname)s:%(name)s:%(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'NOTSET',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
}
|
||||
|
||||
# As config4 but using an actual callable rather than a string
|
||||
config4a = {
|
||||
'version': 1,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'()' : ExceptionFormatter,
|
||||
'format' : '%(levelname)s:%(name)s:%(message)s',
|
||||
},
|
||||
'form2' : {
|
||||
'()' : __name__ + '.formatFunc',
|
||||
'format' : '%(levelname)s:%(name)s:%(message)s',
|
||||
},
|
||||
'form3' : {
|
||||
'()' : formatFunc,
|
||||
'format' : '%(levelname)s:%(name)s:%(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
'hand2' : {
|
||||
'()' : handlerFunc,
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'NOTSET',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
}
|
||||
|
||||
# config5 specifies a custom handler class to be loaded
|
||||
config5 = {
|
||||
'version': 1,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : __name__ + '.CustomHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
}
|
||||
|
||||
# config6 specifies a custom handler class to be loaded
|
||||
# but has bad arguments
|
||||
config6 = {
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : __name__ + '.CustomHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
'9' : 'invalid parameter name',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
}
|
||||
|
||||
#config 7 does not define compiler.parser but defines compiler.lexer
|
||||
#so compiler.parser should be disabled after applying it
|
||||
config7 = {
|
||||
'version': 1,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.lexer' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
}
|
||||
|
||||
config8 = {
|
||||
'version': 1,
|
||||
'disable_existing_loggers' : False,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler' : {
|
||||
'level' : 'DEBUG',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
'compiler.lexer' : {
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
}
|
||||
|
||||
config9 = {
|
||||
'version': 1,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'WARNING',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'WARNING',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'NOTSET',
|
||||
},
|
||||
}
|
||||
|
||||
config9a = {
|
||||
'version': 1,
|
||||
'incremental' : True,
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'level' : 'WARNING',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'INFO',
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
config9b = {
|
||||
'version': 1,
|
||||
'incremental' : True,
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'level' : 'INFO',
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'INFO',
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
#As config1 but with a filter added
|
||||
config10 = {
|
||||
'version': 1,
|
||||
'formatters': {
|
||||
'form1' : {
|
||||
'format' : '%(levelname)s ++ %(message)s',
|
||||
},
|
||||
},
|
||||
'filters' : {
|
||||
'filt1' : {
|
||||
'name' : 'compiler.parser',
|
||||
},
|
||||
},
|
||||
'handlers' : {
|
||||
'hand1' : {
|
||||
'class' : 'logging.StreamHandler',
|
||||
'formatter' : 'form1',
|
||||
'level' : 'NOTSET',
|
||||
'stream' : 'ext://sys.stdout',
|
||||
'filters' : ['filt1'],
|
||||
},
|
||||
},
|
||||
'loggers' : {
|
||||
'compiler.parser' : {
|
||||
'level' : 'DEBUG',
|
||||
'filters' : ['filt1'],
|
||||
},
|
||||
},
|
||||
'root' : {
|
||||
'level' : 'WARNING',
|
||||
'handlers' : ['hand1'],
|
||||
},
|
||||
}
|
||||
|
||||
def apply_config(self, conf):
|
||||
dictConfig(conf)
|
||||
|
||||
def test_config0_ok(self):
|
||||
# A simple config which overrides the default settings.
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config0)
|
||||
logger = logging.getLogger()
|
||||
# Won't output anything
|
||||
logger.info(self.next_message())
|
||||
# Outputs a message
|
||||
logger.error(self.next_message())
|
||||
self.assert_log_lines([
|
||||
('ERROR', '2'),
|
||||
], stream=output)
|
||||
# Original logger output is empty.
|
||||
self.assert_log_lines([])
|
||||
|
||||
def test_config1_ok(self, config=config1):
|
||||
# A config defining a sub-parser as well.
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(config)
|
||||
logger = logging.getLogger("compiler.parser")
|
||||
# Both will output a message
|
||||
logger.info(self.next_message())
|
||||
logger.error(self.next_message())
|
||||
self.assert_log_lines([
|
||||
('INFO', '1'),
|
||||
('ERROR', '2'),
|
||||
], stream=output)
|
||||
# Original logger output is empty.
|
||||
self.assert_log_lines([])
|
||||
|
||||
def test_config2_failure(self):
|
||||
# A simple config which overrides the default settings.
|
||||
self.assertRaises(StandardError, self.apply_config, self.config2)
|
||||
|
||||
def test_config2a_failure(self):
|
||||
# A simple config which overrides the default settings.
|
||||
self.assertRaises(StandardError, self.apply_config, self.config2a)
|
||||
|
||||
def test_config2b_failure(self):
|
||||
# A simple config which overrides the default settings.
|
||||
self.assertRaises(StandardError, self.apply_config, self.config2b)
|
||||
|
||||
def test_config3_failure(self):
|
||||
# A simple config which overrides the default settings.
|
||||
self.assertRaises(StandardError, self.apply_config, self.config3)
|
||||
|
||||
def test_config4_ok(self):
|
||||
# A config specifying a custom formatter class.
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config4)
|
||||
#logger = logging.getLogger()
|
||||
try:
|
||||
raise RuntimeError()
|
||||
except RuntimeError:
|
||||
logging.exception("just testing")
|
||||
sys.stdout.seek(0)
|
||||
self.assertEquals(output.getvalue(),
|
||||
"ERROR:root:just testing\nGot a [RuntimeError]\n")
|
||||
# Original logger output is empty
|
||||
self.assert_log_lines([])
|
||||
|
||||
def test_config4a_ok(self):
|
||||
# A config specifying a custom formatter class.
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config4a)
|
||||
#logger = logging.getLogger()
|
||||
try:
|
||||
raise RuntimeError()
|
||||
except RuntimeError:
|
||||
logging.exception("just testing")
|
||||
sys.stdout.seek(0)
|
||||
self.assertEquals(output.getvalue(),
|
||||
"ERROR:root:just testing\nGot a [RuntimeError]\n")
|
||||
# Original logger output is empty
|
||||
self.assert_log_lines([])
|
||||
|
||||
def test_config5_ok(self):
|
||||
self.test_config1_ok(config=self.config5)
|
||||
|
||||
def test_config6_failure(self):
|
||||
self.assertRaises(StandardError, self.apply_config, self.config6)
|
||||
|
||||
def test_config7_ok(self):
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config1)
|
||||
logger = logging.getLogger("compiler.parser")
|
||||
# Both will output a message
|
||||
logger.info(self.next_message())
|
||||
logger.error(self.next_message())
|
||||
self.assert_log_lines([
|
||||
('INFO', '1'),
|
||||
('ERROR', '2'),
|
||||
], stream=output)
|
||||
# Original logger output is empty.
|
||||
self.assert_log_lines([])
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config7)
|
||||
logger = logging.getLogger("compiler.parser")
|
||||
self.assertTrue(logger.disabled)
|
||||
logger = logging.getLogger("compiler.lexer")
|
||||
# Both will output a message
|
||||
logger.info(self.next_message())
|
||||
logger.error(self.next_message())
|
||||
self.assert_log_lines([
|
||||
('INFO', '3'),
|
||||
('ERROR', '4'),
|
||||
], stream=output)
|
||||
# Original logger output is empty.
|
||||
self.assert_log_lines([])
|
||||
|
||||
#Same as test_config_7_ok but don't disable old loggers.
|
||||
def test_config_8_ok(self):
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config1)
|
||||
logger = logging.getLogger("compiler.parser")
|
||||
# Both will output a message
|
||||
logger.info(self.next_message())
|
||||
logger.error(self.next_message())
|
||||
self.assert_log_lines([
|
||||
('INFO', '1'),
|
||||
('ERROR', '2'),
|
||||
], stream=output)
|
||||
# Original logger output is empty.
|
||||
self.assert_log_lines([])
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config8)
|
||||
logger = logging.getLogger("compiler.parser")
|
||||
self.assertFalse(logger.disabled)
|
||||
# Both will output a message
|
||||
logger.info(self.next_message())
|
||||
logger.error(self.next_message())
|
||||
logger = logging.getLogger("compiler.lexer")
|
||||
# Both will output a message
|
||||
logger.info(self.next_message())
|
||||
logger.error(self.next_message())
|
||||
self.assert_log_lines([
|
||||
('INFO', '3'),
|
||||
('ERROR', '4'),
|
||||
('INFO', '5'),
|
||||
('ERROR', '6'),
|
||||
], stream=output)
|
||||
# Original logger output is empty.
|
||||
self.assert_log_lines([])
|
||||
|
||||
def test_config_9_ok(self):
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config9)
|
||||
logger = logging.getLogger("compiler.parser")
|
||||
#Nothing will be output since both handler and logger are set to WARNING
|
||||
logger.info(self.next_message())
|
||||
self.assert_log_lines([], stream=output)
|
||||
self.apply_config(self.config9a)
|
||||
#Nothing will be output since both handler is still set to WARNING
|
||||
logger.info(self.next_message())
|
||||
self.assert_log_lines([], stream=output)
|
||||
self.apply_config(self.config9b)
|
||||
#Message should now be output
|
||||
logger.info(self.next_message())
|
||||
if sys.version_info[:2] == (2, 7):
|
||||
self.assert_log_lines([
|
||||
('INFO', '3'),
|
||||
], stream=output)
|
||||
else:
|
||||
self.assert_log_lines([], stream=output)
|
||||
|
||||
def test_config_10_ok(self):
|
||||
with captured_stdout() as output:
|
||||
self.apply_config(self.config10)
|
||||
logger = logging.getLogger("compiler.parser")
|
||||
logger.warning(self.next_message())
|
||||
logger = logging.getLogger('compiler')
|
||||
#Not output, because filtered
|
||||
logger.warning(self.next_message())
|
||||
logger = logging.getLogger('compiler.lexer')
|
||||
#Not output, because filtered
|
||||
logger.warning(self.next_message())
|
||||
logger = logging.getLogger("compiler.parser.codegen")
|
||||
#Output, as not filtered
|
||||
logger.error(self.next_message())
|
||||
self.assert_log_lines([
|
||||
('WARNING', '1'),
|
||||
('ERROR', '4'),
|
||||
], stream=output)
|
||||
|
||||
def test_main():
|
||||
run_unittest(ConfigDictTest)
|
||||
|
||||
if __name__ == "__main__":
|
||||
test_main()
|
||||
Reference in New Issue
Block a user