#! /usr/bin/env python

import sys

import os

import md5

for filename in sys.argv[1:]:

    try:

        fp = open(filename, 'rb')

    except IOError, msg:

        sys.stderr.write('%s: Can\'t open: %s\n' % (filename, msg))

        sys.exit(1)

    m = md5.new()

    try:

        while 1:

            data = fp.read(8192)

            if not data:

                break

            m.update(data)

    except IOError, msg:

        sys.stderr.write('%s: I/O error: %s\n' % (filename, msg))

        sys.exit(1)

    sys.stdout.write('%s  %s\n' % (m.hexdigest(), filename))

sys.exit(0)