def timer(module, name, delta, duration_units='milliseconds'):
    """
    Record a timing delta:
    ::

        start_time_s = time.time()
        do_some_operation()
        end_time_s = time.time()
        delta_s = end_time_s - start_time_s
        delta_ms = delta_s * 1000
        timer(__name__, 'my_timer', delta_ms)
    """
    timer = get_metric('timers', module, name, Timer(duration_units))
    timer.update(delta)
def timer ( module , name , delta , duration_units = 'milliseconds' ) : timer = get_metric ( 'timers' , module , name , Timer ( duration_units ) ) timer . update ( delta )
Record a timing delta:
    ::

        start_time_s = time.time()
        do_some_operation()
        end_time_s = time.time()
        delta_s = end_time_s - start_time_s
        delta_ms = delta_s * 1000
        timer(__name__, 'my_timer', delta_ms)