def compare_para_dict(para_dict_old, para_dict_new):
    """Compare two parameter dictionaries.

    Parameters
    ----------
    para_dict_old : dictionary
        old parameter dictionary
    para_dict_new : dictionary
        new parameter dictionary

    Returns
    -------
    status : bool
        True if same, False if different
    """
    shared_item = set(para_dict_old.items()) & set(para_dict_new.items())
    if len(shared_item) == len(para_dict_old):
        return True
    else:
        return False
