code: def example_plot(ax, fontsize=12):
      ax.plot([1, 2])
  
      ax.locator_params(nbins=3)
      ax.set_xlabel("x-label", fontsize=fontsize)
      ax.set_ylabel("y-label", fontsize=fontsize)
      ax.set_title("Title", fontsize=fontsize)
  
imports: import matplotlib.pyplot
  import numpy
  import matplotlib.gridspec
  from mpl_toolkits.axes_grid1 import Grid
  from mpl_toolkits.axes_grid1 import make_axes_locatable
label_desc: Use image node_id 1 for calling a global function with example usage: example_plot(ax, fontsize) without return types