docs: def find_module(self, fullname, path=None):
          """
          Find the appropriate loader for module ``name``
  
          :param fullname: ``__name__`` of the module to import
          :type fullname: str
          :param path: ``__path__`` of the *parent* package already imported
          :type path: str or None
          """
          # path points to the top-level package path if any
          # and we can only import sub-modules/-packages
          if path is None:
              return
          if fullname.startswith(self.module_prefix):
              return self
          else:
              return None