ch-nickgustafson commented on a change in pull request #34812:
URL: https://github.com/apache/spark/pull/34812#discussion_r763500110
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File path: python/pyspark/pandas/frame.py
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@@ -6054,17 +6056,21 @@ def pivot_table(
# E.g. if column is b and values is ['b','e'],
# then ['2_b', '2_e', '3_b', '3_e'].
- # We sort the columns of Spark DataFrame by values.
- data_columns.sort(key=lambda x: x.split("_", 1)[1])
Review comment:
I went ahead and tried a slightly different approach that removes thee
usage of `Series.unique`.
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