+parser = argparse.ArgumentParser(description = "Build and tag a release.")
+parser.add_argument('-f', '--full', dest='full', action='store_const', const=True, help="full release", default=False)
+parser.add_argument('-b', '--beta', dest='beta', action='store_const', const=True, help="beta release", default=False)
+parser.add_argument('-d', '--debug', dest='debug', action='store_const', const=True, help="show commands but don't do anything", default=False)
+args = parser.parse_args()