Quick function to load json from a file in python

load_json.py

def load_json_data(json_filename):
    """
    Load a *.json file into a Python dictionary

    @param json_filename: path to the json file
    @return: a dictionary containing the data
    """
    json_file = open(json_filename)
    json_data = json_file.read()
    test_data = json.loads(json_data)
    json_file.close()
    return test_data