Enable parallel execution in the other internal Sphinx plugin

docs/_ext/scrapydocs.py

@@ -3,7 +3,6 @@ from collections.abc import Sequence
 from operator import itemgetter
 from typing import Any, TypedDict
 
-import sphinx
 from docutils import nodes
 from docutils.nodes import Element, General, Node, document
 from docutils.parsers.rst import Directive
@@ -158,5 +157,4 @@ def setup(app: Sphinx) -> dict[str, Any]:
 
     app.connect("doctree-read", collect_scrapy_settings_refs)
     app.connect("doctree-resolved", replace_settingslist_nodes)
-
+    return {"parallel_read_safe": True}
-    return {"version": sphinx.__display_version__, "parallel_read_safe": True}

docs/_ext/scrapyfixautodoc.py

@@ -3,6 +3,8 @@ Must be included after 'sphinx.ext.autodoc'. Fixes unwanted 'alias of' behavior.
 https://github.com/sphinx-doc/sphinx/issues/4422
 """
 
+from typing import Any
+
 # pylint: disable=import-error
 from sphinx.application import Sphinx
 
@@ -14,5 +16,6 @@ def maybe_skip_member(app: Sphinx, what, name: str, obj, skip: bool, options) ->
     return skip
 
 
-def setup(app: Sphinx) -> None:
+def setup(app: Sphinx) -> dict[str, Any]:
     app.connect("autodoc-skip-member", maybe_skip_member)
+    return {"parallel_read_safe": True}