Sandbox::https://github.com/NHSDigital/nhs-app-api/blob/master/scripts/yaml2json.py

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#!/usr/bin/env python3

"""

yaml2json.py

Takes yaml on stdin and writes json on stdout, converting dates correctly.

"""

import sys

import json

import datetime

import yaml

def date_converter(obj):

"""Date and datetime converter to correctly render dates in json"""

if isinstance(obj, datetime.datetime):

return obj.replace(tzinfo=datetime.timezone.utc).isoformat()

if isinstance(obj, datetime.date):

return obj.isoformat()

return obj

def main():

"""Main entrypoint"""

data = yaml.load(Loader=yaml.FullLoader, stream=sys.stdin.read())

sys.stdout.write(json.dumps(data, default=date_converter, indent=2))

sys.stdout.close()

if __name__ == "__main__":

main()