Update Misc/NEWS.d/next/Core_and_Builtins/2026-07-19-09-01-02.gh-issue-150708.AESsFo.rst

seberg · encukou · web-flow · commit 2f016491789a · 2026-07-29T20:41:20.000+02:00
Co-authored-by: Petr Viktorin &lt;encukou@gmail.com&gt;
diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2026-07-19-09-01-02.gh-issue-150708.AESsFo.rst b/Misc/NEWS.d/next/Core_and_Builtins/2026-07-19-09-01-02.gh-issue-150708.AESsFo.rst
@@ -1 +1 @@
-:deco:`functools.cache` and :deco:`functools.cached_property` now guarantee an idempotent result on threaded access. This does not guarantee that the underlying function will be called exactly once, but the returned value is always the same object.
+:deco:`functools.cache` and :deco:`functools.cached_property` now guarantee an idempotent result on threaded access. This does not guarantee that the underlying function will be called exactly once, but once a value is cached, concurrent accesses will not overwrite it.

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		-:deco:`functools.cache` and :deco:`functools.cached_property` now guarantee an idempotent result on threaded access. This does not guarantee that the underlying function will be called exactly once, but the returned value is always the same object.
	`1`	+:deco:`functools.cache` and :deco:`functools.cached_property` now guarantee an idempotent result on threaded access. This does not guarantee that the underlying function will be called exactly once, but once a value is cached, concurrent accesses will not overwrite it.