Description

sobolevn

opened on May 9, 2026

Issue body actions

Feature or enhancement

Refs #115032
Refs #115314

It is scheduled to be removed in 3.16
Source:

cpython/Lib/logging/config.py

Lines 868 to 889 in 46a2c11

	# When deprecation ends for using the 'strm' parameter, remove the
	# "except TypeError ..."
	try:
	result = factory(**kwargs)
	except TypeError as 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)
	import warnings
	warnings.warn(
	"Support for custom logging handlers with the 'strm' argument "
	"is deprecated and scheduled for removal in Python 3.16. "
	"Define handlers with the 'stream' argument instead.",
	DeprecationWarning,
	stacklevel=2,
	)

Linked PRs

• gh-149598: Remove strm argument support from logging handlers #149599

Activity

1. sobolevn

   self-assigned this

   on May 9, 2026
2. sobolevn

   added this to Logging issues 🪵on May 9, 2026
3. sobolevn

   added

   type-featureA feature request or enhancementA feature request or enhancement

   stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory

   on May 9, 2026
4. sobolevn

   added a commit that references this issue on May 11, 2026

   gh-149598: Remove `strm` argument support from `logging` handlers (#1…

   c1dbd51
5. sobolevn

   closed this as completedon May 11, 2026
6. github-project-automation

   moved this to Done in Logging issues 🪵on May 11, 2026

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