boyuanzz commented on a change in pull request #11060: [BEAM-9454] Create
Deduplication transform based on user timer/state
URL: https://github.com/apache/beam/pull/11060#discussion_r392461155
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File path: sdks/python/apache_beam/runners/sdf_utils.py
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@@ -244,3 +251,63 @@ def get_estimator_state(self):
return None
return _NoOpWatermarkEstimator()
+
+
+class DeduplictaionWithinDuration(ptransform.PTransform):
Review comment:
Thanks Udi! Similar to `watermark_estimators.py`, I'm thinking about
providing a collection of transforms for deduplicating purpose. Any reason that
we don't put a group of similar transforms into one module?
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