Argvard

Argvard is a framework for command line applications inspired by Flask and docopt, available under the Apache License, Version 2.0. It is designed to be simple and intuitive to use without being constraining.

from argvard import Argvard

application = Argvard()

@application.main('name')
def main(context, name):
    print(u'Hello, %s!' % name)

if __name__ == '__main__':
    application()

If you want to learn more take a look at the documentation.