import argparse
def parse():
_parser_ = argparse.ArgumentParser()
_parser_.add_argument("-A", "--app_name", default=__name__, type=str, help=u"")
_parser_.add_argument("-I", "--initializer", required=True, type=str, help=u"")
_parser_.add_argument("-D", "--decorator", required=True, nargs='+', type=str, help=u"")
_parser_.add_argument("-H", "--host", default="localhost", type=str, help=u"")
_parser_.add_argument("-P", "--port", default=8080, type=int, help=u"")
kwargs, attr = _parser_.parse_known_args()
return kwargs, attr
if '__main__' == __name__:
kwargs, _ = parse()
print(kwargs.host)
