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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 raw_command(self, lun, netfn, raw_bytes):
 """Send the raw command data and return the raw response. lun: the logical unit number netfn: the network function raw_bytes: the raw message as bytestring Returns the response as bytestring. """

        return self.interface.send_and_receive_raw(self.target, lun, netfn,
                                                   raw_bytes)