Create zone.

    Arguments:

        prs:  parser object of argparse
        conn: dictionary of connection information

def parse_create_zone(prs, conn):
    """Create zone.

    Arguments:

        prs:  parser object of argparse
        conn: dictionary of connection information
    """
    prs_zone_create = prs.add_parser('zone_create', help='create zone')
    prs_zone_create.add_argument(
        '--domain', action='store', required=True, help='specify zone')
    prs_zone_create.add_argument('--dnsaddr', action='store', required=True,
                                 help='specify IP address of DNS master')
    group_zone_create = prs_zone_create.add_mutually_exclusive_group()
    group_zone_create.add_argument('-S', action='store_true',
                                   help='create zone to SLAVE')
    group_zone_create.add_argument('-N', action='store_true',
                                   help='create zone to NATIVE')
    conn_options(prs_zone_create, conn)
    prs_zone_create.set_defaults(func=create_zone)