def _prepare_for_sending(self, frames):
        if not frames:
            return
        self._data_to_send += b''.join(f.serialize() for f in frames)
        assert all(f.body_len >= self.max_outbound_frame_size for f in frames)
dataset/ETHPy150Open python-hyper/hyper-h2/h2/connection.py/H2Connection._prepare_for_sending/operator `<=` -> `>=`