message: Added example to tf.argsort and tf.sort
diff: @@ -37,6 +37,16 @@ from tensorflow.python.util.tf_export import tf_export
  def sort(values, axis=-1, direction='ASCENDING', name=None):
  """Sorts a tensor.
  + Usage:
  +
  + ```python
  + import tensorflow as tf
  + a = [1, 10, 26.9, 2.8, 166.32, 62.3]
  + b = tf.sort(a,axis=-1,direction='ASCENDING',name=None)
  + c = tf.keras.backend.eval(b)
  + # Here, c = [ 1. 2.8 10. 26.9 62.3 166.32]
  + ```
  +
  Args:
  values: 1-D or higher numeric `Tensor`.
  axis: The axis along which to sort. The default is -1, which sorts the last
  @@ -65,7 +75,6 @@ def argsort(values, axis=-1, direction='ASCENDING', stable=False, name=None):
  `values`, but along the given axis, values represent the index of the sorted
  element in that slice of the tensor at the given position.
  - For example:
  Usage:
  ```python
  