code: def test_bbox():
      fig, ax = plt.subplots(layout="constrained")
      ax.set_aspect(1.0)
  
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 35 for calling a global function with example usage: test_bbox() without return types