PTransformOverride does not replace side input usage of replaced transform
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core
improvement
P3
python
- Dominant language
- Java
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Description
Currently, the PTransformOverride mechanism allows specification of a replacement procedure where transform A is replaced with another transform B. However, the current mechanism does not replace usages where the output of A is being read as a side input. We should fix this behavior.
Imported from Jira [BEAM-3898](https://issues.apache.org/jira/browse/BEAM-3898). Original Jira may contain additional context.
Reported by: ccy.
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