Github user BryanCutler commented on a diff in the pull request: https://github.com/apache/spark/pull/21437#discussion_r191589537 --- Diff: python/pyspark/taskcontext.py --- @@ -88,3 +89,9 @@ def taskAttemptId(self): TaskAttemptID. """ return self._taskAttemptId + + def getLocalProperty(self, key): + """ + Get a local property set upstream in the driver, or None if it is missing. --- End diff -- If it's missing it will result in a `KeyError`, maybe you want `return self._localProperties.get(key)` which returns `None` as the default? That seems better to me too, although you might want to add an optional `default` value.
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