33 lines
679 B
Python
33 lines
679 B
Python
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#! /usr/bin/env python
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"""Python utility to print MD5 checksums of argument files.
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Works with Python 1.5.2 and later.
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"""
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import sys, md5
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BLOCKSIZE = 1024*1024
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def hexify(s):
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return ("%02x"*len(s)) % tuple(map(ord, s))
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def main():
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args = sys.argv[1:]
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if not args:
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sys.stderr.write("usage: %s file ...\n" % sys.argv[0])
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sys.exit(2)
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for file in sys.argv[1:]:
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f = open(file, "rb")
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sum = md5.new()
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while 1:
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block = f.read(BLOCKSIZE)
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if not block:
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break
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sum.update(block)
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f.close()
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print hexify(sum.digest()), file
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if __name__ == "__main__":
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main()
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