message: A tiny typo fix in docstring in Keras Model:fit
diff: @@ -537,7 +537,7 @@ class Model(network.Network, version_utils.ModelVersionSelector):
  of either `(inputs, targets)` or
  `(inputs, targets, sample_weights)`.
  - A generator or `keras.utils.Sequence` returning `(inputs, targets)`
  - or `(inputs, targets, sample weights)`.
  + or `(inputs, targets, sample_weights)`.
  A more detailed description of unpacking behavior for iterator types
  (Dataset, generator, Sequence) is given below.
  y: Target data. Like the input data `x`,
  