ConeyLiu commented on a change in pull request #26239: [SPARK-29582][PYSPARK]
Support `TaskContext.get()` in a barrier task from Python side
URL: https://github.com/apache/spark/pull/26239#discussion_r340621362
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File path: python/pyspark/taskcontext.py
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@@ -162,7 +166,10 @@ def get(cls):
running tasks.
.. note:: Must be called on the worker, not the driver. Returns None
if not initialized.
+ A RuntimeError will raise if it is not in a barrier stage.
"""
+ if not isinstance(cls._taskContext, BarrierTaskContext):
+ raise RuntimeError('''It is not in a barrier stage''')
Review comment:
thanks for reviewing. updated
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