# requisite logic for generating bytes and sending. # For simulating, TurtleBuffer subclasses SendingBuffer and # draws to the screen using Turtle Graphics as well. if DRAW: sending_color_buffer = TurtleBuffer(sender=sender) else: sending_color_buffer = SendingBuffer(sender=sender) # Put some known colors at the beginning. for c in sequences.GetSentinels(): sending_color_buffer.InsertAndPop(c) for c in color_sequence: t = time.time() # Insert the next color into one end of the strip (and # pop the oldest color from the other end). sending_color_buffer.InsertAndPop(c) # Send the updated colors to the Arduino. sending_color_buffer.Send() sys.stdout.write('.') sys.stdout.flush() sender.ReadAndPrint() dt += time.time() - t print 'Elapsed per %d updates: %.2fs' % (TRIALS, dt) print 'Updates per second: %.2f' % (TRIALS / dt)