liferoad commented on code in PR #27544:
URL: https://github.com/apache/beam/pull/27544#discussion_r1268578001
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sdks/python/apache_beam/ml/transforms/tft.py:
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@@ -119,12 +120,16 @@ def _split_string_with_delimiter(self, data, delimiter):
fn_output_signature=tf.RaggedTensorSpec(
tf.TensorShape([None, None]), tf.string))
data = data.values.to_sparse()
- # the columns of the sparse tensor are suffixed with $indices, $values
- # related to sparse tensor. Create a new sparse tensor by extracting
- # the indices, values and dense_shape from the original sparse tensor
- # to preserve the original column name.
+ # # the columns of the sparse tensor are suffixed with $indices, $values
Review Comment:
two ##?
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