Robert Bradshaw created BEAM-2966:
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Summary: Allow subclasses of tuple, list, dict as pvalues.
Key: BEAM-2966
URL: https://issues.apache.org/jira/browse/BEAM-2966
Project: Beam
Issue Type: Bug
Components: sdk-py
Reporter: Robert Bradshaw
Assignee: Robert Bradshaw-- This message was sent by Atlassian JIRA (v6.4.14#64029)
