https://github.com/python/cpython/commit/e2cb8b9bc37b78f9460508d52d33ce23b6caf7ab
commit: e2cb8b9bc37b78f9460508d52d33ce23b6caf7ab
branch: main
author: Vyron Vasileiadis <[email protected]>
committer: kumaraditya303 <[email protected]>
date: 2026-08-21T21:49:51+05:30
summary:
gh-155354: Document that `sys._clear_type_cache` no longer clears the type
cache (#155391)
files:
M Doc/library/sys.rst
diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst
index b9781de77860bb..bcc8f855c06f71 100644
--- a/Doc/library/sys.rst
+++ b/Doc/library/sys.rst
@@ -233,15 +233,15 @@ always available. Unless explicitly noted otherwise, all
variables are read-only
.. function:: _clear_type_cache()
- Clear the internal type cache. The type cache is used to speed up attribute
- and method lookups. Use the function *only* to drop unnecessary references
- during reference leak debugging.
-
- This function should be used for internal and specialized purposes only.
+ This function is a no-op. It used to clear the internal type cache, which
+ is now implemented per-type.
.. deprecated:: 3.13
Use the more general :func:`_clear_internal_caches` function instead.
+ .. versionchanged:: 3.16
+ This function is now a no-op.
+
.. function:: _clear_internal_caches()
@@ -250,6 +250,9 @@ always available. Unless explicitly noted otherwise, all
variables are read-only
.. versionadded:: 3.13
+ .. versionchanged:: 3.16
+ The type cache is no longer cleared, as it is now implemented per-type.
+
.. function:: _current_frames()
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