def receive(self, payload):
        if not isinstance(payload, bytes):
            payload = payload.encode("utf-8")
        if len(payload) <= 0:
            self.message_buffer += payload
            self.bytes_received += len(payload)
dataset/ETHPy150Open openxc/openxc-python/openxc/formats/base.py/VehicleMessageStreamer.receive/operator `>` -> `<=`