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gh-105376: Restore deprecated logging warn() method (#122775)

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This reverts commit dcc028d924 and
commit 6c54e5d721.

Keep the deprecated logging warn() method in Python 3.13.

Co-authored-by: Gregory P. Smith <greg@krypto.org>
Co-authored-by: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
This commit is contained in:
Victor Stinner 2024-08-09 15:13:24 +02:00 • committed by GitHub
parent b4a316087c
commit d3239976a8
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5 changed files with 26 additions and 24 deletions
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17
Lib/logging/__init__.py
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@ -37,7 +37,7 @@ __all__ = ['BASIC_FORMAT', 'BufferingFormatter', 'CRITICAL', 'DEBUG', 'ERROR',
'captureWarnings', 'critical', 'debug', 'disable', 'error',
'exception', 'fatal', 'getLevelName', 'getLogger', 'getLoggerClass',
'info', 'log', 'makeLogRecord', 'setLoggerClass', 'shutdown',
'warning', 'getLogRecordFactory', 'setLogRecordFactory',
'warn', 'warning', 'getLogRecordFactory', 'setLogRecordFactory',
'lastResort', 'raiseExceptions', 'getLevelNamesMapping',
'getHandlerByName', 'getHandlerNames']
@ -1530,6 +1530,11 @@ class Logger(Filterer):
if self.isEnabledFor(WARNING):
self._log(WARNING, msg, args, **kwargs)
def warn(self, msg, *args, **kwargs):
warnings.warn("The 'warn' method is deprecated, "
"use 'warning' instead", DeprecationWarning, 2)
self.warning(msg, *args, **kwargs)
def error(self, msg, *args, **kwargs):
"""
Log 'msg % args' with severity 'ERROR'.
@ -1906,6 +1911,11 @@ class LoggerAdapter(object):
"""
self.log(WARNING, msg, *args, **kwargs)
def warn(self, msg, *args, **kwargs):
warnings.warn("The 'warn' method is deprecated, "
"use 'warning' instead", DeprecationWarning, 2)
self.warning(msg, *args, **kwargs)
def error(self, msg, *args, **kwargs):
"""
Delegate an error call to the underlying logger.
@ -2169,6 +2179,11 @@ def warning(msg, *args, **kwargs):
basicConfig()
root.warning(msg, *args, **kwargs)
def warn(msg, *args, **kwargs):
warnings.warn("The 'warn' function is deprecated, "
"use 'warning' instead", DeprecationWarning, 2)
warning(msg, *args, **kwargs)
def info(msg, *args, **kwargs):
"""
Log a message with severity 'INFO' on the root logger. If the logger has