code: def time_second_figure():
      # Successive figures with Axes of the same projection
      # could have various caching mechanisms in place.
      # At the time of writing, there is no
      # noticeable performance speedup during the second figure :(
      create_pc_png()
      create_pc_png()
  
imports: import io
  import matplotlib.pyplot
  import cartopy.crs
label_desc: Use image node_id 3 for calling a global function with example usage: time_second_figure() without return types