def METHOD_NAME(rate_limiter):
    """
    Helper function to return a name for the rate_limiter to be
    used as an id for parametrized tests.
    """
    size = rate_limiter["bandwidth"]["size"]
    refill_time = rate_limiter["bandwidth"]["refill_time"]
    return "{} KB/sec".format(float(size) / float(refill_time))