iamthebot commented on issue #12285: Change the way NDArrayIter handle the last batch URL: https://github.com/apache/incubator-mxnet/pull/12285#issuecomment-420475439 This is causing a regression which is breaking most of our test cases using simple iteration over `NDArrayIter`. ``` .com/airbnb/bighead/python/bighead/ml_frameworks/mxnet/gluon.py", line 434, in transform for batch in data_iter: File "/anaconda3/envs/py36/lib/python3.6/site-packages/mxnet/io/io.py", line 228, in __next__ return self.next() File "/anaconda3/envs/py36/lib/python3.6/site-packages/mxnet/io/io.py", line 680, in next label = self.getlabel() File "/anaconda3/envs/py36/lib/python3.6/site-packages/mxnet/io/io.py", line 750, in getlabel return self._batchify(self.label) File "/anaconda3/envs/py36/lib/python3.6/site-packages/mxnet/io/io.py", line 732, in _batchify first_data = self._getdata(data_source, start=self.cursor) File "/anaconda3/envs/py36/lib/python3.6/site-packages/mxnet/io/io.py", line 694, in _getdata end = end if end is not None else data_source[0][1].shape[0] IndexError: list index out of range ```
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