[GitHub] [spark] sarutak commented on a change in pull request #34484: [SPARK-37207][PySpark] Add isEmpty method for the Python DataFrame API

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sarutak commented on a change in pull request #34484:
URL: https://github.com/apache/spark/pull/34484#discussion_r742896256



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File path: python/pyspark/sql/dataframe.py
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@@ -473,6 +473,13 @@ def isStreaming(self) -> bool:
         """
         return self._jdf.isStreaming()
 
+    def isEmpty(self) -> bool:
+        """Returns ``True`` if this :class:`DataFrame` is empty.

Review comment:
       Could you add `Examples` section?
   Then, I think we don't need additional tests for `isEmpty` in `test_dataframe.py`. The doctet is enough.




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