Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/20288#discussion_r161965369 --- Diff: python/pyspark/sql/session.py --- @@ -778,6 +778,146 @@ def __exit__(self, exc_type, exc_val, exc_tb): self.stop() +class UDFRegistration(object): + """Wrapper for user-defined function registration.""" + + def __init__(self, sparkSession): + self.sparkSession = sparkSession + + @ignore_unicode_prefix + def register(self, name, f, returnType=None): --- End diff -- shall we add `since 2.3`?
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