hequn8128 commented on a change in pull request #11531:
[FLINK-16748][python][doc] Add Python UDTF doc
URL: https://github.com/apache/flink/pull/11531#discussion_r407943529
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File path: docs/dev/table/functions/udfs.md
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@@ -247,53 +253,51 @@ tableEnv.sqlQuery("SELECT a, word, length FROM MyTable
LEFT JOIN LATERAL TABLE(s
</div>
<div data-lang="python" markdown="1">
-{% highlight python %}
-'''
-Java code:
+In order to define a Python table function, one can extend the base class
TableFunction in pyflink.table.udtf and Implement an evaluation method. The
behavior of a Python table function is determined by the evaluation method
which is named eval.
Review comment:
class \`TableFunction\` in \`pyflink.table.udtf\`
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