DOC Remove '=' in 'shape =' for consistency with docs
@@ -1114,7 +1114,7 @@ def learning_curve(estimator, X, y, groups=None,
Returns
-------
- train_sizes_abs : array, shape = (n_unique_ticks,), dtype int
+ train_sizes_abs : array, shape (n_unique_ticks,), dtype int
Numbers of training examples that has been used to generate the
learning curve. Note that the number of ticks might be less
than n_ticks because duplicate entries will be removed.
