[jira] [Created] (ARROW-2900) [Python] Improve performance of appending nested NumPy arrays in builtin_convert.cc

[Wes McKinney (JIRA)]

Wes McKinney created ARROW-2900:
-----------------------------------

             Summary: [Python] Improve performance of appending nested NumPy 
arrays in builtin_convert.cc
                 Key: ARROW-2900
                 URL: https://issues.apache.org/jira/browse/ARROW-2900
             Project: Apache Arrow
          Issue Type: Improvement
          Components: Python
            Reporter: Wes McKinney


See discussion and benchmarks in

https://github.com/apache/arrow/pull/2308



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