pymd5.py的代码如下：

#-*-coding:utf-8-*-

'''

Created on 2012-5-25

@author: kanpiaoxue

'''

import hashlib

import os

import sys

def printUsage():

print ('Usage: [python] pymd5.py ')

def createMD5(filePath):

if not os.path.isfile(filePath):

printUsage()

else:

tmpLength = 1024

m = hashlib.md5()

with open(filePath, 'rb') as f:

b = f.read(tmpLength)

while b != b'':

m.update(b)

b = f.read(tmpLength)

print filePath, ' MD5:\t', m.hexdigest().upper()

if __name__ == '__main__':

if 2 != len(sys.argv):

printUsage()

else:

f = sys.argv[1]

createMD5(f)

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2012-05-25 16:45

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