AnandInguva commented on code in PR #29542:
URL: https://github.com/apache/beam/pull/29542#discussion_r1412841874
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sdks/python/apache_beam/ml/transforms/handlers.py:
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@@ -201,6 +198,8 @@ class MergeDicts(beam.DoFn):
def process(self, element):
_, element = element
new_dict = {}
+ # Assertion could fail due to UUID collision.
Review Comment:
There will be two elements per hash key after CoGroupByKey, one element
would be transformed dict and other will untransformed dict.
each element in the dict should consist of list of length 1. I changed the
condition a bit.
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