Addressed Comments

Author: zangjiucheng

Lib/email/utils.py

@@ -422,7 +422,7 @@ def decode_params(params):
             if has_zero:
                 continuations = [x for x in continuations if x[0] is not None]
             else:
-                continuations = [(0 if x[0] is None else x[0], x[1], x[2]) for x in continuations]
+                continuations = [(x[0] or 0, x[1], x[2]) for x in continuations]
             continuations.sort(key=lambda x: x[0])
             # And now append all values in numerical order, converting
             # %-encodings for the encoded segments.  If any of the

Misc/NEWS.d/next/Library/2025-05-25-23-23-05.gh-issue-134151.13Wwsb.rst

@@ -1,2 +1,2 @@
-:mod:`email`: Fix TypeError in email.utils.decode_params() when sorting RFC
-2231 continuations that contain an unnumbered section.
+:mod:`email`: Fix :exc:`TypeError` in :func:`email.utils.decode_params`
+when sorting :rfc:`2231` continuations that contain an unnumbered section.