Python Optparse列表

from optparse import OptionParser

parser = OptionParser()
parser.add_option("-f", "--file", dest="filename", help="write report to FILE", metavar="FILE")
parser.add_option("-q", "--quiet", action="store_false", dest="verbose", default=True, help="don't print status messages to stdout")

(options, args) = parser.parse_args()

if options.verbose:
    print("Hello, world.")

if options.filename:
    print("Output file:", options.filename)