message: Remove `import numpy as np` from example docstrings.
diff: @@ -340,7 +340,6 @@ def random_flip_up_down(image, seed=None):
  Example usage:
  - >>> import numpy as np
  >>> image = np.array([[[1], [2]], [[3], [4]]])
  >>> tf.image.random_flip_up_down(image, 3).numpy().tolist()
  [[[3], [4]], [[1], [2]]]
  @@ -382,8 +381,6 @@ def random_flip_left_right(image, seed=None):
  Example usage:
  - >>> import numpy as np
  -
  >>> image = np.array([[[1], [2]], [[3], [4]]])
  >>> tf.image.random_flip_left_right(image, 5).numpy().tolist()
  [[[2], [1]], [[4], [3]]]
  @@ -425,8 +422,6 @@ def stateless_random_flip_left_right(image, seed):
  Example usage:
  - >>> import numpy as np
  -
  >>> image = np.array([[[1], [2]], [[3], [4]]])
  >>> seed = (2, 3)
  >>> tf.image.stateless_random_flip_left_right(image, seed).numpy().tolist()
  @@ -458,8 +453,6 @@ def stateless_random_flip_up_down(image, seed):
  Example usage:
  - >>> import numpy as np
  -
  >>> image = np.array([[[1], [2]], [[3], [4]]])
  >>> seed = (2, 3)
  >>> tf.image.stateless_random_flip_up_down(image, seed).numpy().tolist()
  