rohdesamuel commented on a change in pull request #10497: [BEAM-8335] Add the
ReverseTestStream
URL: https://github.com/apache/beam/pull/10497#discussion_r386726510
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File path: sdks/python/apache_beam/runners/direct/transform_evaluator.py
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@@ -471,7 +517,14 @@ def process_element(self, element):
# We can either have the _TestStream or the _WatermarkController to emit
# the elements. We chose to emit in the _WatermarkController so that the
# element is emitted at the correct watermark value.
- for event in self.test_stream.events(self.current_index):
+ events = []
+ if self.watermark == MIN_TIMESTAMP:
Review comment:
Yep, this can be called more than once, and I verified that it's okay for it
to be called multiple times.
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