new_contents: from tamproxy import Sketch, Timer
  
  class SerialConnect(Sketch):
  
      def setup(self):
          self.timer = Timer()
  
      def loop(self):
          if (self.timer.millis() > 5000):
              self.stop()
  
  if __name__ == "__main__":
      sketch = SerialConnect()
      sketch.run()
  
subject: Test whether or not the tablet is connected to the teensy.