tvalentyn commented on code in PR #29542:
URL: https://github.com/apache/beam/pull/29542#discussion_r1410012772
##########
sdks/python/apache_beam/ml/transforms/handlers.py:
##########
@@ -134,7 +135,9 @@ def process(self, element):
hash_object.update(str(list(value)).encode())
else: # assume value is a primitive that can be turned into str
hash_object.update(str(value).encode())
- yield (hash_object.hexdigest(), element)
+ # add a unique suffix to the hash key to avoid collisions.
+ unique_suffix = uuid.uuid4().hex
Review Comment:
also i wonder what is the overhead of MLTransform compared to plain usage of
TFT, although that's a separate question
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