code: def example_plot(ax):
      ax.plot([1, 2])
      ax.set_xlabel("x-label", fontsize=next(fontsizes))
      ax.set_ylabel("y-label", fontsize=next(fontsizes))
      ax.set_title("Title", fontsize=next(fontsizes))
  
imports: import itertools
  import warnings
  import matplotlib.pyplot
label_desc: Use image node_id 1 for calling a global function with example usage: example_plot(ax) without return types