[3.15] gh-102591: Document that urlcleanup resets the global opener (GH-153562) ...

gh-102591: Document that urlcleanup resets the global opener (GH-153562)
(cherry picked from commit bbd1f2f9e0354f91c5d3c4eb3eb53657265dcc77)

Co-authored-by: Taeknology <20297177+Taeknology@users.noreply.github.com>
Co-authored-by: Senthil Kumaran <senthil@python.org>

diff --git a/Doc/library/urllib.request.rst b/Doc/library/urllib.request.rst
index 03518d49d437ce5143c132423ec624db19c0085f..95e4d2627c8b23b34dd5f4469313b39511a97a62 100644 (file)
--- a/Doc/library/urllib.request.rst
+++ b/Doc/library/urllib.request.rst
@@ -1486,7 +1486,8 @@ some point in the future.
 .. function:: urlcleanup()
 
    Cleans up temporary files that may have been left behind by previous
-   calls to :func:`urlretrieve`.
+   calls to :func:`urlretrieve`.  It also resets the default global opener
+   installed by :func:`install_opener`.
 
 
 :mod:`!urllib.request` Restrictions