Python md5sum quickie

md5sum.py

from __future__ import print_function
import hashlib
import sys

def md5Checksum(filePath):
  with open(filePath, 'rb') as fh:
    m = hashlib.md5()
    while True:
      data = fh.read(8192)
      if not data:
        break
      m.update(data)
    return m.hexdigest()
        
if __name__ == "__main__":
  filepath = sys.argv[1]
  hash = md5Checksum(filepath)
  print("{0}\t{1}".format(hash, filepath))