subparsers = parser.add_subparsers(title='commands', dest='command',
metavar="")
+ parser_add_subcommand_help(subparsers)
+
parser_add_subcommand_onset(subparsers)
parser_add_subcommand_pitch(subparsers)
parser_add_subcommand_beat(subparsers)
return parser
+def parser_add_subcommand_help(subparsers):
+ # global help subcommand
+ subparsers.add_parser('help',
+ help='show help message',
+ formatter_class = argparse.ArgumentDefaultsHelpFormatter)
+
def parser_add_subcommand_onset(subparsers):
# onset subcommand
subparser = subparsers.add_parser('onset',
sys.exit(0)
elif 'verbose' in args and args.verbose > 3:
sys.stderr.write('aubio version ' + aubio.version + '\n')
- if 'command' not in args or args.command is None:
+ if 'command' not in args or args.command is None or args.command in ['help']:
# no command given, print help and return 1
parser.print_help()
- sys.exit(1)
+ if args.command and args.command in ['help']:
+ sys.exit(0)
+ else:
+ sys.exit(1)
elif not args.source_uri and not args.source_uri2:
sys.stderr.write("Error: a source is required\n")
parser.print_help()