import md5
expected = "7c470d426fa3651d8199dda2a19f7142"
fname = r"python-3.0.1-stackless.msi"
print "expected digest", expected
received = md5.md5(file(fname, "rb").read()).hexdigest()
print ("matched", "NOT MATCHED!!") [received != expected]
raw_input("press enter to continue")