def send_post_command(self, command, body):
        """Send command via HTTP post to receiver."""
        # Send commands via HTTP post
        res = requests.post("http://{host}:{port}{command}".format(
            host=self._host, port=self._receiver_port, command=command),
                            data=body, timeout=self.timeout)
        if res.status_code == 200:
            return res.text
        else:
            _LOGGER.error((
                "Host %s returned HTTP status code %s to POST command at "
                "end point %s"), self._host, res.status_code, command)
            return False
Send command via HTTP post to receiver.