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  1. Beam
  2. BEAM-12133 Tracking: DataFrame API future enhancements
  3. BEAM-14106

DataFrame API: Refactor GroupBy

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    Description

      Implement GroupBy in a different way, to support deferred operations. We'd like to support

      • Grouper objects
      • len(GroupBy) and ngroups
        • if groupers are all categorical and observed=False or all boolean

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          Improvement - An improvement or enhancement to an existing feature or task. BEAM-14107 DataFrame API: Support deferred GroupBy.__len__ and GroupBy.ngroups

          • P3 - Non-urgent bugs, features, and improvements
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              Unassigned Unassigned
              yeandy Andy Ye
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