code: def test_numpy_methods(self):
      x = keras_tensor.KerasTensor(shape=(3, 2), dtype="float32")
  
      # reshape
      x = x.reshape((6,))
      self.assertEqual(x.shape, (6,))
  
      # expand_dims, squeeze
      x = ops.expand_dims(x, -1)
      self.assertEqual(x.shape, (6, 1))
      x = x.squeeze()
      self.assertEqual(x.shape, (6,))
      x = ops.expand_dims(x, axis=0)
      self.assertEqual(x.shape, (1, 6))
      x = x.squeeze(axis=0)
      self.assertEqual(x.shape, (6,))
  
imports: from unittest.mock import Mock
  from unittest.mock import patch
  import numpy
  import tensorflow
  from keras import backend
  from keras import ops
  from keras import testing
  from keras.backend.common import keras_tensor
label_desc: Use image node_id 2 for calling the KerasTensorTest obj's underlying member method code with example usage: obj.test_numpy_methods() without return types