[GitHub] zeppelin pull request #1278: ZEPPELIN-1287. No need to call print to display...

[zjffdu]

GitHub user zjffdu opened a pull request:

    https://github.com/apache/zeppelin/pull/1278

    ZEPPELIN-1287. No need to call print to display output in PythonInter…

    ### What is this PR for?
    It is not necessary to call print to display output in PythonInterpreter. 2 
main changes:
    * the root cause is the displayhook in bootstrap.py
    * also did some code refactoring on PythonInterpreter
    
    
    ### What type of PR is it?
    [Bug Fix]
    
    ### Todos
    * [ ] - Task
    
    ### What is the Jira issue?
    * https://issues.apache.org/jira/browse/ZEPPELIN-1287
    
    ### How should this be tested?
    Verify it manually
    
    ### Screenshots (if appropriate)
    
![2016-08-04_1404](https://cloud.githubusercontent.com/assets/164491/17392006/090279d2-5a4d-11e6-840b-4cddb595a42e.png)
    
    ### Questions:
    * Does the licenses files need update? No
    * Is there breaking changes for older versions? No
    * Does this needs documentation? No
    
    …preter

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/zjffdu/zeppelin ZEPPELIN-1287

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/zeppelin/pull/1278.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #1278
    
----
commit f8e52b47b01f7021abe11d6dec65073a60129061
Author: Jeff Zhang <zjf...@apache.org>
Date:   2016-08-04T06:05:22Z

    ZEPPELIN-1287. No need to call print to display output in PythonInterpreter

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