new file mode 100644
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+++ b/examples/trac/trac/log.py
@@ -0,0 +1,62 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2003-2006 Edgewall Software
+# Copyright (C) 2003-2005 Daniel Lundin <daniel@edgewall.com>
+# Copyright (C) 2006 Christian Boos <cboos@neuf.fr>
+# All rights reserved.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at http://trac.edgewall.com/license.html.
+#
+# This software consists of voluntary contributions made by many
+# individuals. For the exact contribution history, see the revision
+# history and logs, available at http://projects.edgewall.com/trac/.
+#
+# Author: Daniel Lundin <daniel@edgewall.com>
+
+import logging
+import logging.handlers
+import sys
+
+def logger_factory(logtype='syslog', logfile=None, level='WARNING',
+                   logid='Trac'):
+    logger = logging.getLogger(logid)
+    logtype = logtype.lower()
+    if logtype == 'file':
+        hdlr = logging.FileHandler(logfile)
+    elif logtype in ['winlog', 'eventlog', 'nteventlog']:
+        # Requires win32 extensions
+        hdlr = logging.handlers.NTEventLogHandler(logid,
+                                                  logtype='Application')
+    elif logtype in ['syslog', 'unix']:
+        hdlr = logging.handlers.SysLogHandler('/dev/log')
+    elif logtype in ['stderr']:
+        hdlr = logging.StreamHandler(sys.stderr)
+    else:
+        hdlr = logging.handlers.BufferingHandler(0)
+        # Note: this _really_ throws away log events, as a `MemoryHandler`
+        # would keep _all_ records in case there's no target handler (a bug?)
+
+    format = 'Trac[%(module)s] %(levelname)s: %(message)s'
+    if logtype in ['file', 'stderr']:
+        format = '%(asctime)s ' + format 
+    datefmt = ''
+    if logtype == 'stderr':
+        datefmt = '%X'        
+    level = level.upper()
+    if level in ['DEBUG', 'ALL']:
+        logger.setLevel(logging.DEBUG)
+    elif level == 'INFO':
+        logger.setLevel(logging.INFO)
+    elif level == 'ERROR':
+        logger.setLevel(logging.ERROR)
+    elif level == 'CRITICAL':
+        logger.setLevel(logging.CRITICAL)
+    else:
+        logger.setLevel(logging.WARNING)
+    formatter = logging.Formatter(format,datefmt)
+    hdlr.setFormatter(formatter)
+    logger.addHandler(hdlr) 
+
+    return logger