Python命令行参数解析模块optparse使用实例
示例
fromoptparseimportOptionParser
[...]
defmain():
usage="usage:%prog[options]arg"
parser=OptionParser(usage)
parser.add_option("-f","--file",dest="filename",
help="readdatafromFILENAME")
parser.add_option("-v","--verbose",
action="store_true",dest="verbose")
parser.add_option("-q","--quiet",
action="store_false",dest="verbose")
[...]
(options,args)=parser.parse_args()
iflen(args)!=1:
parser.error("incorrectnumberofarguments")
ifoptions.verbose:
print"reading%s..."%options.filename
[...]
if__name__=="__main__": main()