List what classes from importlib.machinery don't work with importlib.util.LazyLoader

brettcannon · brettcannon · commit 27c712e149f4 · 2016-02-20T18:40:02.000-08:00
diff --git a/Doc/library/importlib.rst b/Doc/library/importlib.rst
@@ -1273,7 +1273,8 @@ an :term:`importer`.
    :meth:`~importlib.abc.Loader.exec_module` as control over what module type
    is used for the module is required. For those same reasons, the loader's
    :meth:`~importlib.abc.Loader.create_module` method will be ignored (i.e., the
-   loader's method should only return ``None``). Finally,
+   loader's method should only return ``None``; this excludes
+   :class:`BuiltinImporter` and :class:`ExtensionFileLoader`). Finally,
    modules which substitute the object placed into :attr:`sys.modules` will
    not work as there is no way to properly replace the module references
    throughout the interpreter safely; :exc:`ValueError` is raised if such a
