code: def get_ax():
      """Create a plot and return its axes."""
      fig, ax = plt.subplots(1, 1)
      ax.plot([0, 200], [0, 200])
      ax.set_aspect(1.0)
      ax.figure.canvas.draw()
      return ax
  
imports: from unittest import mock
  import matplotlib.pyplot
label_desc: Use image node_id 1 for calling a global function with example usage: get_ax() and returns: ax