Serialize and deserialize python dictionaries to JSON format.

json_utils.py

import json
import sys


def serialize(json_data, json_filename):
    try:
        json_string = json.dumps(json_data, sort_keys=True, indent=4)
        fd = open(json_filename, "w")
        fd.write(json_string)
        fd.close()
        return True
    except Exception as ex:
        print("ERROR {}: {}".format(ex.__class__.__name__, ex), file=sys.stderr)
        return False


def deserialize(json_filename):
    try:
        fd = open(json_filename, "r")
        json_string = fd.read()
        fd.close()
        return json.loads(json_string)
    except Exception as ex:
        print("ERROR {}: {}".format(ex.__class__.__name__, ex), file=sys.stderr)
        return None