srowen commented on a change in pull request #23910: [SPARK-27007][PYTHON]add
rawPrediction to OneVsRest in PySpark
URL: https://github.com/apache/spark/pull/23910#discussion_r261240402
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File path: python/pyspark/sql/dataframe.py
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@@ -1980,6 +1980,29 @@ def withColumn(self, colName, col):
assert isinstance(col, Column), "col should be Column"
return DataFrame(self._jdf.withColumn(colName, col._jc), self.sql_ctx)
+ @ignore_unicode_prefix
+ def withColumns(self, colNames, cols):
Review comment:
It looks like the Scala impl has this method, but it's not exposed. Instead
of adding it here, can you just use two calls to `withColumn` above?
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