HyukjinKwon commented on a change in pull request #30985:
URL: https://github.com/apache/spark/pull/30985#discussion_r550938145
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File path: python/pyspark/util.py
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@@ -323,6 +323,18 @@ def __del__(self):
thread_connection.close()
+class PySparkWarning(UserWarning):
+ """A base class for PySpark warnings."""
+
+
+class PySparkFutureWarning(PySparkWarning, FutureWarning):
+ """A base class for deprecated PySpark APIs."""
+
+
+class PySparkResourceWarning(PySparkWarning, ResourceWarning):
+ """A base class for PySpark warnings related to resource usage."""
Review comment:
Hm, what was on my mind was to use directly the built-in warning types
like `FutureWarning`or `ResourceWarning`. Would you mind explaining this
exception hierarchy and what we can gain from it?
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