[Python-checkins] r84259 - in python/branches: py3k/Lib/logging/handlers.py release27-maint/Lib/logging/handlers.py
vinay.sajip
python-checkins at python.org
Sun Aug 22 20:11:02 CEST 2010
Author: vinay.sajip
Date: Sun Aug 22 20:11:02 2010
New Revision: 84259
Log:
Issue #9512: Made comment more informative.
Modified:
python/branches/py3k/Lib/logging/handlers.py
python/branches/release27-maint/Lib/logging/handlers.py
Modified: python/branches/py3k/Lib/logging/handlers.py
==============================================================================
--- python/branches/py3k/Lib/logging/handlers.py (original)
+++ python/branches/py3k/Lib/logging/handlers.py Sun Aug 22 20:11:02 2010
@@ -103,8 +103,13 @@
If maxBytes is zero, rollover never occurs.
"""
+ # If rotation/rollover is wanted, it doesn't make sense to use another
+ # mode. If for example 'w' were specified, then if there were multiple
+ # runs of the calling application, the logs from previous runs would be
+ # lost if the 'w' is respected, because the log file would be truncated
+ # on each run.
if maxBytes > 0:
- mode = 'a' # doesn't make sense otherwise!
+ mode = 'a'
BaseRotatingHandler.__init__(self, filename, mode, encoding, delay)
self.maxBytes = maxBytes
self.backupCount = backupCount
Modified: python/branches/release27-maint/Lib/logging/handlers.py
==============================================================================
--- python/branches/release27-maint/Lib/logging/handlers.py (original)
+++ python/branches/release27-maint/Lib/logging/handlers.py Sun Aug 22 20:11:02 2010
@@ -108,8 +108,13 @@
If maxBytes is zero, rollover never occurs.
"""
+ # If rotation/rollover is wanted, it doesn't make sense to use another
+ # mode. If for example 'w' were specified, then if there were multiple
+ # runs of the calling application, the logs from previous runs would be
+ # lost if the 'w' is respected, because the log file would be truncated
+ # on each run.
if maxBytes > 0:
- mode = 'a' # doesn't make sense otherwise!
+ mode = 'a'
BaseRotatingHandler.__init__(self, filename, mode, encoding, delay)
self.maxBytes = maxBytes
self.backupCount = backupCount
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