Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/18945#discussion_r140144263
--- Diff: python/pyspark/sql/dataframe.py ---
@@ -1761,12 +1761,37 @@ def toPandas(self):
raise ImportError("%s\n%s" % (e.message, msg))
else:
dtype = {}
+ columns_with_null_int = {}
+ def null_handler(rows, columns_with_null_int):
+ for row in rows:
+ row = row.asDict()
+ for column in columns_with_null_int:
+ val = row[column]
+ dt = dtype[column]
+ if val is not None:
--- End diff --
Don't we want to change data type for `None` values? I don't see you do it?
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