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optparse.py
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50 lines (43 loc) · 1.51 KB
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#!/usr/bin/env python
# -*- encoding: utf-8 -*-
"""
Topic: sample
Desc :
"""
import optparse
__author__ = 'Xiong Neng'
def demo():
p = optparse.OptionParser()
# 简单选项，不带参数
p.add_option('-t', action='store_true', dest='tracing')
# 接受字符串参数
p.add_option('-o', '--outfile', action='store', type='string', dest='outfile')
# 需要整数参数
p.add_option('-d', '--debuglevel', action='store', type='int', dest='debug')
# 带一些选择的选项
p.add_option('--speed', action='store', type='choice', dest='speed',
choices=['slow', 'fast', 'ludicrous'])
# 带多个参数选项
p.add_option('--coord', action='store', type='int', dest='coord', nargs=2)
# 一组控制常用目的地的选项，不带参数，将const的值保存到dest指定的变量中
p.add_option('--novice', action='store_const', const='novice', dest='mode')
p.add_option('--guru', action='store_const', const='guru', dest='mode')
# 为各个选项dest设置默认值
p.set_default(tracing=False,
debug=0,
speed='fast',
coord=(0,0))
# 开始解析参数
opt, args = p.parse_args()
# 打印参数
print('tracing=', opt.tracing)
print('outfile=', opt.outfile)
print('debug=', opt.debug)
print('speed=', opt.speed)
print('coord=', opt.coord)
print('mode=', opt.mode)
# 打印余下的
print('args=', args)
pass
if __name__ == '__main__':
pass