https://github.com/python/cpython/commit/3e256401c0fd17e47c75191531271e4ecd5ec382
commit: 3e256401c0fd17e47c75191531271e4ecd5ec382
branch: 3.13
author: Miss Islington (bot) <[email protected]>
committer: StanFromIreland <[email protected]>
date: 2026-06-22T12:02:09Z
summary:

[3.13] gh-144133: Add a warning to the `encodings.punycode` documentation 
(GH-151812) (#151924)

(cherry picked from commit 7ec70e1df33098de24d4b2cb181586d04cdde441)

Co-authored-by: Stan Ulbrych <[email protected]>

files:
M Doc/library/codecs.rst

diff --git a/Doc/library/codecs.rst b/Doc/library/codecs.rst
index 8f3a4768c5efc2..e88992917573ea 100644
--- a/Doc/library/codecs.rst
+++ b/Doc/library/codecs.rst
@@ -1385,6 +1385,14 @@ encodings.
 | punycode           |         | Implement :rfc:`3492`.    |
 |                    |         | Stateful codecs are not   |
 |                    |         | supported.                |
+|                    |         |                           |
+|                    |         | .. warning::              |
+|                    |         |                           |
+|                    |         |    The decoding and       |
+|                    |         |    encoding algorithms    |
+|                    |         |    scale poorly, so       |
+|                    |         |    limit the length of    |
+|                    |         |    untrusted input.       |
 +--------------------+---------+---------------------------+
 | raw_unicode_escape |         | Latin-1 encoding with     |
 |                    |         | :samp:`\\u{XXXX}` and     |

_______________________________________________
Python-checkins mailing list -- [email protected]
To unsubscribe send an email to [email protected]
https://mail.python.org/mailman3//lists/python-checkins.python.org
Member address: [email protected]

Reply via email to