man for python

manpy

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import pydoc
import sys

def usage():
    print 'man for python.'
    print 'Usage: manpy OBJECT'
    print 'Ex: manpy os.walk'

def main(argv = sys.argv[:]):
    try:
        pydoc.help.help(argv[1])
    except IndexError:
        usage()
    return 0

if __name__ == '__main__':
    sys.exit(main())