#!/usr/bin/env python3 import sys plain_arg = sys.argv[1] _, filename, _ = plain_arg.split(':') try: with open(filename, 'rb') as f: content = f.read() except FileNotFoundError: print('Could not open file. Missing dependency?') sys.exit(1) print('File opened, pretending to send it somewhere.') print(len(content), 'bytes uploaded')