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[jira] [Created] (ARROW-2965) [Python] Possible uint64 overflow issues in python_to_arrow.cc


Wes McKinney created ARROW-2965:
-----------------------------------

             Summary: [Python] Possible uint64 overflow issues in python_to_arrow.cc
                 Key: ARROW-2965
                 URL: https://issues.apache.org/jira/browse/ARROW-2965
             Project: Apache Arrow
          Issue Type: Bug
          Components: Python
            Reporter: Wes McKinney


There are some places, like the {{AppendScalar}} function, where UINT64 or ULONGLONG is being cast to int64 without overflow checking



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