Ramakrishna Prabhu created ARROW-9490:
-----------------------------------------

             Summary: pyarrow array creation for specific set of numpy scalars 
fails
                 Key: ARROW-9490
                 URL: https://issues.apache.org/jira/browse/ARROW-9490
             Project: Apache Arrow
          Issue Type: Bug
         Environment: conda
            Reporter: Ramakrishna Prabhu


While creating array from a list of numpy scalars, pyarrow fails with message 
'Integer scalar type not recognized', details below 
{code:java}
// code placeholder{code}
>>> import pyarrow as pa
>>> import numpy as np
>>> pa.array([np.int32(4), np.float64(1.5), np.float32(1.290994), np.int8(0)])
Traceback (most recent call last):
 File "<stdin>", line 1, in <module>
 File "pyarrow/array.pxi", line 269, in pyarrow.lib.array
 File "pyarrow/array.pxi", line 38, in pyarrow.lib._sequence_to_array
 File "pyarrow/error.pxi", line 85, in pyarrow.lib.check_status
pyarrow.lib.ArrowInvalid: Integer scalar type not recognized



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