[GitHub] spark pull request #19223: [SPARK-21513][SQL][FOLLOWUP] Allow UDF to_json su...

[HyukjinKwon]

Github user HyukjinKwon commented on a diff in the pull request:

    https://github.com/apache/spark/pull/19223#discussion_r138852676
  
    --- Diff: python/pyspark/sql/functions.py ---
    @@ -1921,10 +1921,12 @@ def from_json(col, schema, options={}):
     @since(2.1)
     def to_json(col, options={}):
         """
    -    Converts a column containing a [[StructType]] or [[ArrayType]] of 
[[StructType]]s into a
    -    JSON string. Throws an exception, in the case of an unsupported type.
    +    Converts a column containing a :class:`StructType`, :class:`ArrayType` 
of :class:`StructType`s,
    --- End diff --
    
    I believe `` :class:`StructType`s `` should be ``:class:`StructType`\\s``. 
Currently, this is rendered as below:
    
    <img width="215" alt="2017-09-14 7 12 52" 
src="https://user-images.githubusercontent.com/6477701/30424466-05e7532a-9981-11e7-8b37-d83268495cc0.png";>



---

---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org