code: def __init__(self):
      fig, ax = plt.subplots()
      ax.set_title("Click to pause/resume the animation")
      x = np.linspace(-0.1, 0.1, 1000)
  
      # Start with a normal distribution
      self.n0 = (
          1.0
          / ((4 * np.pi * 2e-4 * 0.1) ** 0.5)
          * np.exp(-(x**2) / (4 * 2e-4 * 0.1))
      )
      (self.p,) = ax.plot(x, self.n0)
  
      self.animation = animation.FuncAnimation(
          fig, self.update, frames=200, interval=50, blit=True
      )
      self.paused = False
  
      fig.canvas.mpl_connect("button_press_event", self.toggle_pause)
  
imports: import matplotlib.pyplot
  import numpy
  import matplotlib.animation
label_desc: Use image node_id 1 to create a new PauseAnimation object  with example: obj = PauseAnimation()