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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2020/01/21 06:32:09 UTC

[GitHub] [flink] hequn8128 commented on a change in pull request #10911: [FLINK-15700][python][doc] Improves the Python API Tutorial doc

hequn8128 commented on a change in pull request #10911: [FLINK-15700][python][doc] Improves the Python API Tutorial doc
URL: https://github.com/apache/flink/pull/10911#discussion_r368829260
 
 

 ##########
 File path: docs/getting-started/walkthroughs/python_table_api.md
 ##########
 @@ -142,8 +141,13 @@ t_env.execute("tutorial_job")
 {% endhighlight %}
 
 ## Executing a Flink Python Table API Program
+Firstly, you need to prepare input data in "/tmp/input" file.You can choose the following command line to prepare input data:
+
+{% highlight bash %}
+$ echo "flink\npyflink\nflink">/tmp/input
 
 Review comment:
   Add a blank before and after the `>`

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