def format_for_output(metric_dict):
    """
    Coverts a dictionary into a list of strings of key,value pairs for output logging

    # Parameters
        matric_dict: `Dict[str, Dict[str, str or float]]

    # Returns
        `List[str]`
    """
    return ["{}: {}\n".format(k, v) for k, v in metric_dict.items()] + ["\n"]