#!/usr/bin/env python3

import os
import sys

if not os.path.isfile(sys.argv[1]):
    raise Exception("Couldn't find {!r}".format(sys.argv[1]))

f3a6e0b9185bfdf94d0d03182c0cf2903abb0da0
<mask token>

<mask token>
if not os.path.isfile(sys.argv[1]):
    raise Exception("Couldn't find {!r}".format(sys.argv[1]))

import os
import sys
if not os.path.isfile(sys.argv[1]):
    raise Exception("Couldn't find {!r}".format(sys.argv[1]))

#!/usr/bin/env python3

import os
import sys

if not os.path.isfile(sys.argv[1]):
    raise Exception("Couldn't find {!r}".format(sys.argv[1]))
