code: def GetVShadowStoreByPathSpec(self, path_spec):
      
      store_index = vshadow.VShadowPathSpecGetStoreIndex(path_spec)
      if store_index is None:
        return None
  
      return self._vshadow_volume.get_store(store_index)
docs: Retrieves a VSS store for a path specification.
  
      Args:
        path_spec (PathSpec): path specification.
  
      Returns:
        pyvshadow.store: a VSS store or None if not available.