code: def test_cropping_2d_errors_if_cropping_argument_invalid(self):
      with self.assertRaises(ValueError):
          layers.Cropping2D(cropping=(1,))
      with self.assertRaises(ValueError):
          layers.Cropping2D(cropping=(1, 2, 3))
      with self.assertRaises(ValueError):
          layers.Cropping2D(cropping="1")
      with self.assertRaises(ValueError):
          layers.Cropping2D(cropping=((1, 2), (3, 4, 5)))
      with self.assertRaises(ValueError):
          layers.Cropping2D(cropping=((1, 2), (3, -4)))
      with self.assertRaises(ValueError):
          layers.Cropping2D(cropping=((1, 2), "3"))
  
file_path: keras/keras/layers/reshaping/cropping2d_test.py
imports: import numpy
  import pytest
  from absl.testing import parameterized
  from keras import backend
  from keras import layers
  from keras import ops
  from keras import testing
label_desc: Use image node_id 4 for calling the Cropping2DTest obj's underlying member method code with example usage: obj.test_cropping_2d_errors_if_cropping_argument_invalid() without return types