import json


def history_data(history_data_file):
    """Retrieve the history from the history_data_file

    Args:
        history_data_file (str): Path to history file to load from

    Returns:
        dict with key (label in origin, revision, content), values (list of
        history points: timestamp, counter):

    """
    with open(history_data_file, "r") as f:
        return json.load(f)