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Kenneth Knowles commented on BEAM-2421: --------------------------------------- This is also not done for Python, yes? > Migrate Apache Beam to use impulse primitive as the only root primitive > ----------------------------------------------------------------------- > > Key: BEAM-2421 > URL: https://issues.apache.org/jira/browse/BEAM-2421 > Project: Beam > Issue Type: Improvement > Components: beam-model > Reporter: Luke Cwik > Priority: Major > Labels: portability > Time Spent: 0.5h > Remaining Estimate: 0h > > The impulse source emits a single byte array element within the global window. > This is in preparation for using SDF as the replacement for different bounded > and unbounded source implementations. > Before: > Read(Source) -> ParDo -> ... > Impulse -> SDF(Source) -> ParDo -> ... -- This message was sent by Atlassian JIRA (v7.6.3#76005)