[BEAM-11950] Support arithmetic operations between DeferredScalars

• Type: Improvement
• Status: Open
• Priority: P3
• Resolution: Unresolved
• Component/s: dsl-dataframe, sdk-py-core
• Labels: dataframe-api
• Assignee: Unassigned
• Reporter: Brian Hulette
• Created: 10/Mar/21 01:13
• Updated: 04/Jun/22 19:57

Description

Currently you can perform arithmetic operations between deferred scalars and deferred frames (e.g. s.mean()*s), but you can't do arithmetic between two deferred scalars (e.g. s.sum()/s.count()). Because DeferredScalar doesn't have any implementations for arithmetic ops.