#!/usr/bin/env python # encoding: utf-8 # # Copyright (c) 2010 Doug Hellmann. All rights reserved. # """Boolean flags. """ #end_pymotw_header import optparse parser = optparse.OptionParser() parser.add_option('-t', action='store_true', default=False, dest='flag') parser.add_option('-f', action='store_false', default=False, dest='flag') options, args = parser.parse_args() print 'Flag:', options.flag