python · colesbury · Oct 24, 2024 · Oct 24, 2024
@@ -29,6 +29,9 @@
 import _collections_abc
 import sys as _sys

+_sys.modules['collections.abc'] = _collections_abc
+abc = _collections_abc
+
 from itertools import chain as _chain
 from itertools import repeat as _repeat
 from itertools import starmap as _starmap

diff --git a/Misc/NEWS.d/next/Library/2024-10-11-00-40-13.gh-issue-125245.8vReM-.rst b/Misc/NEWS.d/next/Library/2024-10-11-00-40-13.gh-issue-125245.8vReM-.rst
@@ -0,0 +1,2 @@
+Fix race condition when importing :mod:`collections.abc`, which could
+incorrectly return an empty module.
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		Fix race condition when importing :mod:`collections.abc`, which could
		incorrectly return an empty module.