python
diff --git a/‎Misc/NEWS.d/next/Library/2025-11-29-22-23-00.gh-issue-142085.7u8i9o.rst‎
Lines changed: 1 addition & 0 deletions b/‎Misc/NEWS.d/next/Library/2025-11-29-22-23-00.gh-issue-142085.7u8i9o.rst‎
Lines changed: 1 addition & 0 deletions
diff --git a/‎Misc/NEWS.d/next/Library/2025-11-29-22-23-00.gh-issue-142085.rst‎
Lines changed: 0 additions & 1 deletion b/‎Misc/NEWS.d/next/Library/2025-11-29-22-23-00.gh-issue-142085.rst‎
Lines changed: 0 additions & 1 deletion
@@ -0,0 +1 @@
+Fix :meth:`~collections.ChainMap.__ior__` to return :const:`NotImplemented` instead of raising :exc:`TypeError` for unsupported types.
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Fix :meth:`~collections.ChainMap.__ior__` to return :const:`NotImplemented` instead of raising :exc:`TypeError` for unsupported types.