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Converting a CloudFormation Template from JSON to YAML
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#!/usr/bin/env python | |
## Converting a CloudFormation Template from JSON to YAML | |
## Script copyright: http://blog.flux7.com/how-to-convert-a-cloudformation-template-from-json-to-yaml | |
## | |
## Example: | |
## $ python converter.py --json my-stack.template --yaml my-stack.yaml | |
import yaml | |
import json | |
import argparse | |
import sys | |
if __name__ == "__main__": | |
parser = argparse.ArgumentParser() | |
parser.add_argument('--json', help='Input file (JSON)', required=True) | |
parser.add_argument('--yaml', help='Output file (YAML)', required=True) | |
if len(sys.argv) == 1: | |
parser.print_help() | |
sys.exit(1) | |
args = parser.parse_args() | |
json_file = args.json | |
yaml_file = args.yaml | |
with open(json_file) as fp: | |
json = json.load(fp) | |
with open(yaml_file, 'w') as yaml_fp: | |
yaml.safe_dump(json, yaml_fp, allow_unicode=True, default_flow_style=False) | |
print "Created YAML file {0}".format(yaml_file) |
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