[GitHub] eric-haibin-lin commented on a change in pull request #9460: Data-iterator tutorial made python3 compatible.

[GitBox <gi...@apache.org>]

eric-haibin-lin commented on a change in pull request #9460: Data-iterator tutorial made python3 compatible.
URL: https://github.com/apache/incubator-mxnet/pull/9460#discussion_r163056058
 
 

 ##########
 File path: docs/tutorials/basic/data.md
 ##########
 @@ -122,17 +126,17 @@ class SimpleIter(mx.io.DataIter):
 
     @property
     def provide_data(self):
-        return self._provide_data
+        return zip(self._data_names, self._data_shapes)
 
     @property
     def provide_label(self):
-        return self._provide_label
+        return zip(self._label_names, self._label_shapes)
 
 Review comment:
   Isn't this already done in `__init__`? 
   `self._provide_data = zip(data_names, data_shapes)` 

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