pythongh-121277: Raise nice error on next as second argument to deprecated-removed (pythonGH-124623)

encukou · encukou · commit 99cae0eee4e7 · 2024-09-27T16:03:06.000-07:00
(cherry-picked from e349f73)
diff --git a/Doc/tools/extensions/pyspecific.py b/Doc/tools/extensions/pyspecific.py
@@ -288,6 +288,9 @@ def run(self):
         version_deprecated = expand_version_arg(self.arguments[0],
                                                 self.config.release)
         version_removed = self.arguments.pop(1)
+        if version_removed == 'next':
+            raise ValueError(
+                'deprecated-removed:: second argument cannot be `next`')
         self.arguments[0] = version_deprecated, version_removed
 
         # Set the label based on if we have reached the removal version
