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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def send_and_receive_raw(self, target, lun, netfn, raw_bytes):
 """Interface function to send and receive raw message. target: IPMI target lun: logical unit number netfn: network function raw_bytes: RAW bytes as bytestring Returns the IPMI message response bytestring. """

        return self._send_and_receive(target=target,
                                      lun=lun,
                                      netfn=netfn,
                                      cmdid=array('B', raw_bytes)[0],
                                      payload=raw_bytes[1:])