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

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

piiswrong commented on a change in pull request #9460: Data-iterator tutorial made python3 compatible.
URL: https://github.com/apache/incubator-mxnet/pull/9460#discussion_r161949442
 
 

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 File path: docs/tutorials/basic/data.md
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 @@ -180,6 +184,30 @@ mod = mx.mod.Module(symbol=net)
 mod.fit(data_iter, num_epoch=5)
 ```
 
+A note on python 3 usage: Lot of the methods in mxnet use string for python2 and bytes for python3. 
+In order to keep this tutorial readable, we are going to define a utility function that converts
+string to bytes in python 3 environment
+
+```python
+def str_or_bytes(str):
 
 Review comment:
   mxnet.base.py_str

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