def describe(usage="command:\n", out=sys.stdout, package=None, name=None, level=1, scan=COLLECTOR.scan):
if name is None:
frame = sys._getframe(level)
name = frame.f_globals["__name__"]
package = frame.f_globals["__package__"]
if name == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("-f", "--full", default=False, action="store_true", dest="full_description")
args = parser.parse_args()
commands = list(sorted(scan(package), key=lambda x: x.name))
write(out, "avaiable commands are here. (with --full option, showing full text)\n\n")
for command in commands:
if command.short_description:
write(out, u"- {} -- {}\n".format(command.name, command.short_description))
else:
write(out, u"- {}\n".format(command.name))
if args.full_description and commands:
write(out, u"\n")
for command in commands:
write(out, u"\n---{}-------------------------------------\n".format(command.name))
command.print_help(out)
def __call__(self, parser, namespace, val, option_string=None):
json_data = json.dumps(self.generate_dict(parser), indent=2, sort_keys=True)
write(sys.stdout, json_data)
parser.exit()