1############################################################################ 2# Copyright (C) Internet Systems Consortium, Inc. ("ISC") 3# 4# This Source Code Form is subject to the terms of the Mozilla Public 5# License, v. 2.0. If a copy of the MPL was not distributed with this 6# file, You can obtain one at http://mozilla.org/MPL/2.0/. 7# 8# See the COPYRIGHT file distributed with this work for additional 9# information regarding copyright ownership. 10############################################################################ 11 12import sys 13 14try: 15 import yaml 16# flake8: noqa: E722 17# pylint: disable=bare-except 18except: 19 print("No python yaml module, skipping") 20 sys.exit(1) 21 22with open(sys.argv[1], "r") as f: 23 for item in yaml.safe_load_all(f): 24 for key in sys.argv[2:]: 25 try: 26 key = int(key) 27 except ValueError: 28 pass 29 30 try: 31 item = item[key] 32 except KeyError: 33 print('Key "' + key + '" not found.') 34 sys.exit(1) 35 36 print(item) 37