Github user HyukjinKwon commented on a diff in the pull request: https://github.com/apache/spark/pull/17435#discussion_r137684263 --- Diff: python/pyspark/sql/types.py --- @@ -438,6 +438,11 @@ def toInternal(self, obj): def fromInternal(self, obj): return self.dataType.fromInternal(obj) + def typeName(self): + raise TypeError( --- End diff -- Could we do like ... ```python raise TypeError( "..." "...") ``` if it doesn't bother you much?
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