Github user ueshin commented on a diff in the pull request:
https://github.com/apache/spark/pull/20788#discussion_r175156065
--- Diff: python/pyspark/sql/dataframe.py ---
@@ -437,10 +437,12 @@ def hint(self, name, *parameters):
if not isinstance(name, str):
raise TypeError("name should be provided as str, got
{0}".format(type(name)))
+ allowed_types = (basestring, list, float, int)
--- End diff --
If we allow `list`, should we check the types recursively?
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