def _removed(ep):
        """
        When removing an entry point, if metadata is loaded
        from an older version of Setuptools, that removed
        entry point will attempt to be loaded and will fail.
        See #2765 for more details.
        """
        removed = {
            # removed 2021-09-05
            '2to3_doctests',
        }
        return ep.name in removed

        When removing an entry point, if metadata is loaded
        from an older version of Setuptools, that removed
        entry point will attempt to be loaded and will fail.
        See #2765 for more details.
        
product/gradle-plugin/src/main/python/setuptools/dist.py