1#!/usr/bin/env python 2 3# Copyright 2019 Google LLC. 4# Use of this source code is governed by a BSD-style license that can be 5# found in the LICENSE file. 6 7""" 8 Prints "true" if the input |file_name| exists. 9""" 10 11import argparse 12import os 13 14parser = argparse.ArgumentParser() 15parser.add_argument("-file_name", type=str, 16 help="File name for which to check existence for.") 17args = parser.parse_args() 18if os.path.exists(args.file_name): 19 print "true" 20