[jira] [Created] (ARROW-2151) [Python] Error when converting from list of uint64 arrays

["Antoine Pitrou (JIRA)" <ji...@apache.org>]

Antoine Pitrou created ARROW-2151:
-------------------------------------

             Summary: [Python] Error when converting from list of uint64 arrays
                 Key: ARROW-2151
                 URL: https://issues.apache.org/jira/browse/ARROW-2151
             Project: Apache Arrow
          Issue Type: Bug
          Components: Python
    Affects Versions: 0.8.0
            Reporter: Antoine Pitrou


{code:python}
>>> pa.array(np.uint64([0,1,2]), type=pa.uint64())
<pyarrow.lib.UInt64Array object at 0x7f0e6c1eab88>
[
  0,
  1,
  2
]
>>> pa.array([np.uint64([0,1,2])], type=pa.list_(pa.uint64()))
Traceback (most recent call last):
  File "<ipython-input-70-1b103d3e4574>", line 1, in <module>
    pa.array([np.uint64([0,1,2])], type=pa.list_(pa.uint64()))
  File "array.pxi", line 181, in pyarrow.lib.array
  File "array.pxi", line 36, in pyarrow.lib._sequence_to_array
  File "error.pxi", line 98, in pyarrow.lib.check_status
ArrowException: Unknown error: /home/antoine/arrow/cpp/src/arrow/python/builtin_convert.cc:979 code: AppendPySequence(seq, size, real_type, builder.get())
/home/antoine/arrow/cpp/src/arrow/python/builtin_convert.cc:402 code: static_cast<Derived*>(this)->AppendSingle(ref.obj())
/home/antoine/arrow/cpp/src/arrow/python/builtin_convert.cc:402 code: static_cast<Derived*>(this)->AppendSingle(ref.obj())
/home/antoine/arrow/cpp/src/arrow/python/builtin_convert.cc:542 code: CheckPyError()
an integer is required
{code}



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