header.py 文件源码

def _write_header(self, header_path):
        """
        Writes the msgpack dumped self.header dict to the file located at
        `header_path`.

        :param string/bytes header_path: The path to write the msgpack dumped
            header to
        """
        with open(header_path, mode='wb') as f:
            try:
                f.write(msgpack.dumps(self.header))
            except ValueError as e:
                raise e