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1 # -*- coding: utf-8 -*-
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2 #
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3 # Copyright (C) 2003-2006 Edgewall Software
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4 # Copyright (C) 2003-2005 Daniel Lundin <daniel@edgewall.com>
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5 # Copyright (C) 2006 Christian Boos <cboos@neuf.fr>
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6 # All rights reserved.
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7 #
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8 # This software is licensed as described in the file COPYING, which
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9 # you should have received as part of this distribution. The terms
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10 # are also available at http://trac.edgewall.com/license.html.
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11 #
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12 # This software consists of voluntary contributions made by many
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13 # individuals. For the exact contribution history, see the revision
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14 # history and logs, available at http://projects.edgewall.com/trac/.
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15 #
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16 # Author: Daniel Lundin <daniel@edgewall.com>
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17
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18 import logging
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19 import logging.handlers
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20 import sys
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21
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22 def logger_factory(logtype='syslog', logfile=None, level='WARNING',
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23 logid='Trac'):
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24 logger = logging.getLogger(logid)
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25 logtype = logtype.lower()
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26 if logtype == 'file':
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27 hdlr = logging.FileHandler(logfile)
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28 elif logtype in ['winlog', 'eventlog', 'nteventlog']:
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29 # Requires win32 extensions
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30 hdlr = logging.handlers.NTEventLogHandler(logid,
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31 logtype='Application')
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32 elif logtype in ['syslog', 'unix']:
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33 hdlr = logging.handlers.SysLogHandler('/dev/log')
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34 elif logtype in ['stderr']:
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35 hdlr = logging.StreamHandler(sys.stderr)
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36 else:
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37 hdlr = logging.handlers.BufferingHandler(0)
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38 # Note: this _really_ throws away log events, as a `MemoryHandler`
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39 # would keep _all_ records in case there's no target handler (a bug?)
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40
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41 format = 'Trac[%(module)s] %(levelname)s: %(message)s'
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42 if logtype in ['file', 'stderr']:
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43 format = '%(asctime)s ' + format
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44 datefmt = ''
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45 if logtype == 'stderr':
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46 datefmt = '%X'
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47 level = level.upper()
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48 if level in ['DEBUG', 'ALL']:
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49 logger.setLevel(logging.DEBUG)
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50 elif level == 'INFO':
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51 logger.setLevel(logging.INFO)
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52 elif level == 'ERROR':
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53 logger.setLevel(logging.ERROR)
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54 elif level == 'CRITICAL':
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55 logger.setLevel(logging.CRITICAL)
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56 else:
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57 logger.setLevel(logging.WARNING)
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58 formatter = logging.Formatter(format,datefmt)
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59 hdlr.setFormatter(formatter)
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60 logger.addHandler(hdlr)
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61
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62 return logger
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