import md5
expected = "ecd820d3d9e071a63ecb87835c3a4299"
fname = r"stackless-255-export.tar.bz2"
print "expected digest", expected
received = md5.md5(file(fname, "rb").read()).hexdigest()
print ("matched", "NOT MATCHED!!") [received != expected]
raw_input("press enter to continue")