Updated doc for data attr of BallTree and KDTree (#11764)

NicolasHug · amueller · commit 3a3adab5edab · 2018-08-21T15:57:29.000-04:00
It's a memory view, not a numpy array.
diff --git a/sklearn/neighbors/binary_tree.pxi b/sklearn/neighbors/binary_tree.pxi
@@ -292,7 +292,7 @@ Additional keywords are passed to the distance metric class.
 
 Attributes
 ----------
-data : np.ndarray
+data : memory view
     The training data
 
 Examples
