Udi Meiri created BEAM-10495:
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Summary: Document composite transforms with no input and/or output
Key: BEAM-10495
URL: https://issues.apache.org/jira/browse/BEAM-10495
Project: Beam
Issue Type: Improvement
Components: website
Reporter: Udi Meiri
Update the programming guide's Composite Transforms section:
- When to use PBegin/PDone in Java (no input/output PCollections)
- Similarly for Python: PBegin/None
Discussion:
https://lists.apache.org/thread.html/r5cad76ea7b5b8404d159dd14c24964242b1d4b49787d6aa6c162d948%40%3Cdev.beam.apache.org%3E
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