MoDaCo Kitchen Checksum

#!/usr/bin/env python

import sys
import hashlib
import os.path

files = sys.argv
files.pop(0)

for file_ in files:
    sourceChecksum = os.path.basename(file_)
    sourceChecksum = sourceChecksum.lower()
    sourceChecksum = sourceChecksum.split('md5',1)[1].strip('-')
    sourceChecksum = sourceChecksum.split('.')[0]

    checksum = hashlib.md5()

    with open(file_, 'r') as f:
        chunk = f.read(512)
        while chunk:
            checksum.update(chunk)
            chunk = f.read(512)

    if checksum.hexdigest() == sourceChecksum:
        print '[PASS]', file_
    else:
        print '[FAIL]', file_