code: def plot(self, finished=False):
      send = self.plot_pipe.send
      if finished:
          send(None)
      else:
          data = np.random.random(2)
          send(data)
  
file_path: matplotlib/galleries/examples/misc/multiprocess_sgskip.py
imports: import multiprocessing
  import time
  import matplotlib.pyplot
  import numpy
label_desc: Use image node_id 2 for calling the NBPlot obj's underlying member method code with example usage: obj.plot(finished) without return types