code: def test_invalid_inputs_error(self):
      x1 = keras_tensor.KerasTensor((2, 3))
      x2 = keras_tensor.KerasTensor((2, 3))
      x = knp.add(x1, x2)
      y1 = x * 3
      y2 = x**2
      fn = function.Function(
          inputs=[x1, x2], outputs=[y1, y2], name="test_function"
      )
      self.assertEqual(fn.name, "test_function")
  
      # Bad structure
      with self.assertRaisesRegex(
          ValueError, "invalid input structure"
      ):
          _ = fn(np.ones((2, 3)))
  
      # Bad rank
      with self.assertRaisesRegex(ValueError, "incompatible inputs"):
          _ = fn([np.ones((2, 3, 3)), np.ones((2, 3))])
  
      # Bad shape
      with self.assertRaisesRegex(ValueError, "incompatible inputs"):
          _ = fn([np.ones((4, 3)), np.ones((2, 3))])
  
file_path: keras/keras/ops/function_test.py
imports: import numpy
  from keras import testing
  from keras.backend.common import keras_tensor
  from keras.ops import function
  from keras.ops import numpy
label_desc: Use image node_id 4 for calling the FunctionTest obj's underlying member method code with example usage: obj.test_invalid_inputs_error() without return types