def send_message(self, message: Message) -> None:
'''
send protobuf message to server
:param message: protobuf message
'''
packed_len = struct.pack('>I', message.ByteSize())
self.sendall(packed_len)
self.sendall(message.SerializeToString())
async def write_pbmsg(stream: asyncio.StreamWriter, pbmsg: PBMessage) -> None:
size = pbmsg.ByteSize()
await write_unsigned_varint(stream, size)
msg_bytes: bytes = pbmsg.SerializeToString()
stream.write(msg_bytes)
async def write_pbmsg(stream: anyio.abc.SocketStream, pbmsg: PBMessage) -> None:
size = pbmsg.ByteSize()
await write_unsigned_varint(stream, size)
msg_bytes: bytes = pbmsg.SerializeToString()
await stream.send_all(msg_bytes)
