Github user holdenk commented on a diff in the pull request:
https://github.com/apache/spark/pull/15354#discussion_r82230165
--- Diff: python/pyspark/sql/functions.py ---
@@ -1729,6 +1729,29 @@ def from_json(col, schema, options={}):
return Column(jc)
+@ignore_unicode_prefix
+@since(2.1)
+def to_json(col, options={}):
+ """
+ Converts a column containing a [[StructType]] into a JSON string.
Returns `null`,
+ in the case of an unsupported type.
+
+ :param col: struct column
--- End diff --
Would `:param col: name of column containing the struct` maybe be more
consistent with the other pydocs for the functions? (I only skimmed a few
though so if its the other way around thats cool).
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