code: def test_clipping():
      t = np.arange(0.0, 2.0, 0.01)
      s = np.sin(2 * np.pi * t)
  
      fig, ax = plt.subplots()
      ax.plot(t, s, linewidth=1.0)
      ax.set_ylim((-0.20, -0.28))
  
imports: import base64
  import io
  import numpy
  from numpy.testing import assert_array_almost_equal, assert_array_equal
  import pytest
  from matplotlib.testing.decorators import check_figures_equal, image_comparison, remove_ticks_and_titles
  import matplotlib.pyplot
  from matplotlib import patches, transforms
  from matplotlib.path import Path
label_desc: Use image node_id 1 for calling a global function with example usage: test_clipping() without return types