python命令行参数解析实例

闲言少述，直接上代码

#!/usr/bin/env python
#
#

import json
import getopt, sys

def usage():
    print sys.argv[0] + ' -i irt -s status'
    print sys.argv[0] + ' -i irt -n seg -t stime'
    print sys.argv[0] + ' -h # get help info'

def parse_cmd_line_param():
    try:
        opts, args = getopt.getopt(sys.argv[1:], "hi:s:n:t:",["help","irt=","status=","seg=","stime="])
    except getopt.GetoptError, err:
        # print help information and exit;
        usage()
        sys.exit(2)

    irt = None
    status = None
    seg =0 
    stime = 0

    for op, value in opts:
        if op == '-i' or op == '--irt':
            irtmp = value
        elif op == '-s' or op == '--status':
            status = value
        elif op == '-n' or op == '--seg':
            segnum = int(value)
        elif op == '-t' or op == '--stime':
            stime = int(value)
        elif op == '-h':
            usage()
            sys.exit()

    print "CMD : irt=%s, status=%s, seg=%d, stime=%d" % (irt, status, seg, stime)

def main():
    parse_cmd_line_param()

    
if __name__ == "__main__":
    main()