From ac657abbc92e5fcf81885e1a1d2d40c21e74edae Mon Sep 17 00:00:00 2001
From: Maciej Olko <maciej.olko@affirm.com>
Date: Sun, 28 Sep 2025 02:17:29 +0200
Subject: [PATCH] Docs: fix 404 page prefix configuration

The default is /en/latest/, but current docs hosting doesn't use this pattern. There's one 404 page for whole docs subdomain, so there's no need to provide a prefix per-version and/or per-language.
---
 Doc/conf.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Doc/conf.py b/Doc/conf.py
index c1b07df08b1782..aee0727252800f 100644
--- a/Doc/conf.py
+++ b/Doc/conf.py
@@ -548,6 +548,11 @@
 refcount_file = 'data/refcounts.dat'
 stable_abi_file = 'data/stable_abi.dat'
 
+# Options for notfound.extension
+# ------------------------------
+if not os.getenv("READTHEDOCS"):  # RTD uses different URLs patterns
+    notfound_urls_prefix = '/3/'
+
 # Options for sphinxext-opengraph
 # -------------------------------