message: Update tf.histogram_fixed_width docstring to comform to Python doctest
diff: @@ -63,13 +63,14 @@ def histogram_fixed_width_bins(values,
  Examples:
  ```python
  - # Bins will be: (-inf, 1), [1, 2), [2, 3), [3, 4), [4, inf)
  - nbins = 5
  - value_range = [0.0, 5.0]
  - new_values = [-1.0, 0.0, 1.5, 2.0, 5.0, 15]
  -
  - indices = tf.histogram_fixed_width_bins(new_values, value_range, nbins=5)
  - indices # [0, 0, 1, 2, 4, 4]
  + >>> # Bins will be: (-inf, 1), [1, 2), [2, 3), [3, 4), [4, inf)
  + ...
  + >>> nbins = 5
  + >>> value_range = [0.0, 5.0]
  + >>> new_values = [-1.0, 0.0, 1.5, 2.0, 5.0, 15]
  + >>> indices = tf.histogram_fixed_width_bins(new_values, value_range, nbins=5)
  + >>> print(indices)
  + tf.Tensor([0 0 1 2 4 4], shape=(6,), dtype=int32)
  ```
  """
  with ops.name_scope(name, 'histogram_fixed_width_bins',
  @@ -130,13 +131,14 @@ def histogram_fixed_width(values,
  Examples:
  ```python
  - # Bins will be: (-inf, 1), [1, 2), [2, 3), [3, 4), [4, inf)
  - nbins = 5
  - value_range = [0.0, 5.0]
  - new_values = [-1.0, 0.0, 1.5, 2.0, 5.0, 15]
  -
  - hist = tf.histogram_fixed_width(new_values, value_range, nbins=5)
  - hist # [2, 1, 1, 0, 2]
  + >>> # Bins will be: (-inf, 1), [1, 2), [2, 3), [3, 4), [4, inf)
  + ...
  + >>> nbins = 5
  + >>> value_range = [0.0, 5.0]
  + >>> new_values = [-1.0, 0.0, 1.5, 2.0, 5.0, 15]
  + >>> hist = tf.histogram_fixed_width(new_values, value_range, nbins=5)
  + >>> print(hist)
  + tf.Tensor([2 1 1 0 2], shape=(5,), dtype=int32)
  ```
  """
  with ops.name_scope(name, 'histogram_fixed_width',
  