Typo in perf doc
@@ -33,7 +33,7 @@ have historically had significantly better performance than scikit-learn
t-SNE (more recent versions of scikit-learn have improved t-SNE
performance).
-.. code:: ipython3
+.. code:: python
from sklearn.manifold import TSNE, LocallyLinearEmbedding, Isomap, MDS, SpectralEmbedding
from sklearn.decomposition import PCA
