Add hooks to sys.modules because some Python features rely on this (#3193)

Oleh Prypin · web-flow · commit f5a9a7b38ada · 2023-04-22T12:25:36.000+02:00
diff --git a/mkdocs/config/config_options.py b/mkdocs/config/config_options.py
@@ -1057,6 +1057,7 @@ def _load_hook(self, name, path):
         if spec is None:
             raise ValidationError(f"Cannot import path '{path}' as a Python module")
         module = importlib.util.module_from_spec(spec)
+        sys.modules[name] = module
         if spec.loader is None:
             raise ValidationError(f"Cannot import path '{path}' as a Python module")
         spec.loader.exec_module(module)
