Add NEWS entry for gh-146268 attributed to Charles Machalow

Copilot · csm10495 · Copilot · commit 889bbd810e69 · 2026-03-22T07:23:49.000Z
Co-authored-by: csm10495 <5749838+csm10495@users.noreply.github.com> Agent-Logs-Url: https://github.com/csm10495/cpython/sessions/88e0f16d-fa86-4769-bb78-fa43eb6cc308
diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2026-03-22-07-22-03.gh-issue-146268.Vn5w02.rst b/Misc/NEWS.d/next/Core_and_Builtins/2026-03-22-07-22-03.gh-issue-146268.Vn5w02.rst
@@ -0,0 +1,3 @@
+Fixed extended slice assignment (e.g. ``l[::2] = x``) hanging when the
+right-hand side is an infinite iterator. A bounded iteration is now used so
+that a :exc:`ValueError` is raised promptly. Patch by Charles Machalow.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	+Fixed extended slice assignment (e.g. ``l[::2] = x``) hanging when the
	`2`	`+right-hand side is an infinite iterator. A bounded iteration is now used so`
	`3`	+that a :exc:`ValueError` is raised promptly. Patch by Charles Machalow.