1#!/usr/bin/env python3 2# Copyright (C) 2021 The Android Open Source Project 3# 4# Licensed under the Apache License, Version 2.0 (the "License"); 5# you may not use this file except in compliance with the License. 6# You may obtain a copy of the License at 7# 8# http://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15 16import argparse 17from google.protobuf import descriptor_pb2 18 19 20# Take a path to file with binary protobuf descriptor as CLI argument and print 21# it in textproto format. 22# 23# Example usage: 24# tools/print_descriptor.py path/to/file.descriptor 25def main(): 26 parser = argparse.ArgumentParser() 27 parser.add_argument( 28 'input_file', 29 type=str, 30 help='File name with binary proto descriptor to print') 31 args = parser.parse_args() 32 33 descriptor = descriptor_pb2.FileDescriptorSet() 34 with open(args.input_file, 'rb') as f: 35 contents = f.read() 36 descriptor.MergeFromString(contents) 37 38 print(descriptor) 39 40 41if __name__ == "__main__": 42 main() 43