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From "Philipp Moritz (JIRA)" <j...@apache.org>
Subject [jira] [Created] (ARROW-1216) Numpy arrays cannot be created from Arrow Buffers on Python 2
Date Sat, 15 Jul 2017 12:13:02 GMT
Philipp Moritz created ARROW-1216:
-------------------------------------

             Summary: Numpy arrays cannot be created from Arrow Buffers on Python 2
                 Key: ARROW-1216
                 URL: https://issues.apache.org/jira/browse/ARROW-1216
             Project: Apache Arrow
          Issue Type: Bug
          Components: Python
    Affects Versions: 0.4.1
            Reporter: Philipp Moritz
            Assignee: Philipp Moritz
             Fix For: 0.5.0


This can be reproduced by installing pyarrow in Anaconda2 and then running

{code}
In [1]: import pyarrow

In [2]: import pyarrow as pa

In [3]: ba = bytearray(20)

In [5]: b = pa.frombuffer(ba)

In [6]: import numpy as np

In [7]: np.frombuffer(b)
---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
<ipython-input-7-62b103a5000b> in <module>()
----> 1 np.frombuffer(b)

AttributeError: 'pyarrow.lib.Buffer' object has no attribute '__buffer__'
{code}



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