hello.py

#!/bin/python

# Copyright 2017 Google Inc. All rights reserved.

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

#     http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import argparse
import os

parser = argparse.ArgumentParser()
parser.add_argument('root', type=str,
                    help='The root directory to walk.')

def main(args):
    """Prints the files that are inside the container, rooted at the first argument."""
    for dirpath, _, files in os.walk(args.root):
        for f in files:
            print(os.path.join(dirpath, f))

if __name__ == "__main__":
    main(parser.parse_args())