Github user ueshin commented on a diff in the pull request:
https://github.com/apache/spark/pull/18732#discussion_r142578625
--- Diff: python/pyspark/sql/group.py ---
@@ -192,7 +193,66 @@ def pivot(self, pivot_col, values=None):
jgd = self._jgd.pivot(pivot_col)
else:
jgd = self._jgd.pivot(pivot_col, values)
- return GroupedData(jgd, self.sql_ctx)
+ return GroupedData(jgd, self)
--- End diff --
`return GroupedData(jgd, self._df)`?
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