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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 _offline_fcp_device(self, fcp, target_wwpn, target_lun, multipath):
 """rhel offline zfcp. sampe to all rhel distro."""

        offline_dev = 'chccwdev -d %s' % fcp
        delete_records = self._delete_zfcp_config_records(fcp,
                                                          target_wwpn,
                                                          target_lun)
        return '\n'.join((offline_dev,
                          delete_records))