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
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File path: docs/getting-started/walkthroughs/python_table_api.md
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@@ -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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