xinrong-databricks commented on a change in pull request #32592:
URL: https://github.com/apache/spark/pull/32592#discussion_r645748710
##########
File path: python/pyspark/pandas/data_type_ops/base.py
##########
@@ -166,3 +175,11 @@ def rmod(self, left, right) -> Union["Series", "Index"]:
def rpow(self, left, right) -> Union["Series", "Index"]:
raise TypeError("Exponentiation can not be applied to %s." %
self.pretty_name)
+
+ def restore(self, col):
Review comment:
Added.
##########
File path: python/pyspark/pandas/data_type_ops/base.py
##########
@@ -166,3 +175,11 @@ def rmod(self, left, right) -> Union["Series", "Index"]:
def rpow(self, left, right) -> Union["Series", "Index"]:
raise TypeError("Exponentiation can not be applied to %s." %
self.pretty_name)
+
+ def restore(self, col):
+ """Restore column when to_pandas."""
+ return col
+
+ def prepare(self, col):
Review comment:
Added.
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