def diff_parameters(old_params, new_params):
    """Compares the old vs. new parameters and returns a "diff"

    If there are no changes, we return an empty list.

    Args:
        old_params(dict): old paramters
        new_params(dict): new parameters

    Returns:
        list: A list of differences
    """
    [changes, diff] = diff_dictionaries(old_params, new_params)
    if changes == 0:
        return []
    return diff
Compares the old vs. new parameters and returns a "diff"

    If there are no changes, we return an empty list.

    Args:
        old_params(dict): old paramters
        new_params(dict): new parameters

    Returns:
        list: A list of differences