SIGN IN SIGN UP

[3.14] Docs: fix docstring of `email.message.Message.add_header` (GH-134355) (#135339)

Docs: fix docstring of `email.message.Message.add_header` (GH-134355)
(cherry picked from commit c23eec29602eb090d6f3e854e41c22c1e2c6dfc2)

Co-authored-by: Alexander Shadchin <shadchin@yandex-team.com>
M
Miss Islington (bot) committed
88d8a2e9f01011762b8a430412202e93ed708f9f
Parent: 904685f
Committed by GitHub <noreply@github.com> on 6/10/2025, 11:00:25 AM