code: def test_kwargs():
      fig, ax = plt.subplots(constrained_layout={"h_pad": 0.02})
      fig.draw_without_rendering()
  
imports: import gc
  import numpy
  import pytest
  import matplotlib
  from matplotlib.testing.decorators import image_comparison
  import matplotlib.pyplot
  import matplotlib.transforms
  from matplotlib import gridspec, ticker
label_desc: Use image node_id 40 for calling a global function with example usage: test_kwargs() without return types