[GitHub] [arrow] AlenkaF commented on a diff in pull request #36164: GH-35573: [Python] pa.FixedShapeTensorArray.to_numpy_ndarray fails on sliced arrays

["AlenkaF (via GitHub)" <gi...@apache.org>]

AlenkaF commented on code in PR #36164:
URL: https://github.com/apache/arrow/pull/36164#discussion_r1241605059


##########
python/pyarrow/array.pxi:
##########
@@ -3153,7 +3153,7 @@ class FixedShapeTensorArray(ExtensionArray):
         Note: ``permutation`` should be trivial (``None`` or ``[0, 1, ..., len(shape)-1]``).
         """
         if self.type.permutation is None or self.type.permutation == list(range(len(self.type.shape))):
-            np_flat = np.asarray(self.storage.values)
+            np_flat = np.asarray(self.storage.flatten())

Review Comment:
   The underlying type (storage type) of the `FixedShapeTensor` is a `FixedSizeList` which always has the `flatten()` API:
   https://arrow.apache.org/docs/python/generated/pyarrow.FixedSizeListArray.html#pyarrow.FixedSizeListArray.flatten



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