[jira] [Created] (ARROW-2342) [Python] Aware timestamp type fails pickling

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

Antoine Pitrou created ARROW-2342:
-------------------------------------

             Summary: [Python] Aware timestamp type fails pickling
                 Key: ARROW-2342
                 URL: https://issues.apache.org/jira/browse/ARROW-2342
             Project: Apache Arrow
          Issue Type: Bug
          Components: Python
    Affects Versions: 0.9.0
            Reporter: Antoine Pitrou


{code:python}
>>> ty = pa.timestamp('ms')
>>> pickle.loads(pickle.dumps(ty))
TimestampType(timestamp[ms])
>>> ty = pa.timestamp('ms', tz='UTC')
>>> pickle.loads(pickle.dumps(ty))
Traceback (most recent call last):
  File "<ipython-input-15-889e5adab733>", line 1, in <module>
    pickle.loads(pickle.dumps(ty))
  File "types.pxi", line 82, in pyarrow.lib.DataType.__setstate__
  File "types.pxi", line 1246, in pyarrow.lib.type_for_alias
ValueError: No type alias for timestamp[ms, tz=utc]

{code}




--
This message was sent by Atlassian JIRA
(v7.6.3#76005)