@classmethod<EOL><INDENT>def arg_channels(cls, parser):<DEDENT>
group = parser.add_argument_group(<EOL>'<STR_LIT>', '<STR_LIT>')<EOL>group.add_argument('<STR_LIT>', type=str, nargs='<STR_LIT:+>', action='<STR_LIT>',<EOL>required=True, help='<STR_LIT>')<EOL>group.add_argument('<STR_LIT>', type=to_gps, nargs='<STR_LIT:+>', action='<STR_LIT>',<EOL>help='<STR_LIT>')<EOL>group.add_argument('<STR_LIT>', type=to_s, default=<NUM_LIT:10>,<EOL>help='<STR_LIT>')<EOL>return group<EOL>
Add an `~argparse.ArgumentGroup` for channel options