code: def get_data():
      
  
      # pretend we're measuring a noisy resonance at zero
      y = 1.0 / (1.0 + 1j*(n_x.get_value()-0.002)*1000) + _n.random.rand()*0.1
  
      # and that it takes time to do so
      _t.sleep(0.1)
  
      # return mag phase
      return abs(y), _n.angle(y, True)
docs: Currently pretends to talk to an instrument and get back the magnitud
      and phase of the measurement.