docs: def get_file(self, name, filename):
          """Saves the content of file named ``name`` to ``filename``.
  
             Works like :meth:`get_stream`, but ``filename`` is the name of
             a file which will be created (or overwritten).
  
             Returns the full versioned name of the retrieved file.
          """
          stream, vname = self.get_stream(name)
          path, version = split_name(vname)
  
          dir_path = os.path.dirname(filename)
          if dir_path:
              mkdir(dir_path)
  
          with open(filename, 'wb') as f:
              shutil.copyfileobj(stream, f)
  
          return vname