mbajk-forecast/utils/json_writer.py

import json
import os


def add_data_to_json(data_dict, file_path):
    if os.path.exists(file_path):
        with open(file_path, 'r') as json_file:
            try:
                existing_data = json.load(json_file)
            except json.JSONDecodeError:
                existing_data = {}
    else:
        existing_data = {}

    for key, value in data_dict.items():
        existing_data[key] = value

    with open(file_path, 'w') as json_file:
        json.dump(existing_data, json_file, indent=2)