Zip file Cracker script

#!/usr/bin/env python
import os
import sys
import zipfile
import optparse
from threading import Thread
if os.getuid() != 0:
  print 'requires root privileges.'
  sys.exit(1)
print """
  _____      _    ____         _    _  _       _    ____
 / ____|    | |  |___ \       | |  | || |     | |  |___ \
| |    _   _| |__  __) |_ __  | |__| || |_ ___| | __ __) |_ __
| |   | | | | '_ \|__ <| '__| | '_ \__   _/ __| |/ /|__ <| '__|
| |___| |_| | |_) |__) | |    | | | | | || (__|   < ___) | |
 \_____\__, |_.__/____/|_|    |_| |_| |_| \___|_|\_\____/|_|
        __/ |
       |___/   fb.com/itsmehulbhatt
"""
def extract(zipFile, zippassword):
    try:
        zipFile.extractall(pwd=zippassword)
        print '[+] password Found' + ':' + zippassword + '\n'
    except:
        pass
def main():
    parser = optparse.OptionParser("usage "+"-z <zipfile> -d <dictionary>")
    parser.add_option('-z', dest='zipname', type='string', help='specify zip file')
    parser.add_option('-d', dest='dicname', type='string', help='specify dictionary file')
    (options, args) = parser.parse_args()
    if (options.zipname == None) | (options.dicname == None):
        print parser.usage
        exit(0)
    else:
        zipname = options.zipname
        dicname = options.dicname
        zipFile = zipfile.ZipFile(zipname)
        zippassFile = open(dicname)
        for line in zippassFile.readlines():
            zippassword = line.strip('\n')
            t = Thread(target=extract, args=(zipFile, zippassword))
            t.start()
if __name__ == '__main__':
    main()