16 lines · python
1#!/usr/bin/env python2 3import argparse4import platform5 6parser = argparse.ArgumentParser()7parser.add_argument("--my_arg", "-a")8 9args = parser.parse_args()10 11answer = (12 platform.system() == "Windows" and args.my_arg == "/dev/null" and "ERROR"13) or "OK"14 15print(answer)16