code: def toggle_pause(self, *args, **kwargs):
      if self.paused:
          self.animation.resume()
      else:
          self.animation.pause()
      self.paused = not self.paused
  
imports: import matplotlib.pyplot
  import numpy
  import matplotlib.animation
label_desc: Use image node_id 2 for calling the PauseAnimation obj's underlying member method code with example usage: obj.toggle_pause() without return types