Sayed Mohammad Hossein Torabi created ARROW-6900:
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Summary: PyArrow cant serialize pandas IntegerArray
Key: ARROW-6900
URL: https://issues.apache.org/jira/browse/ARROW-6900
Project: Apache Arrow
Issue Type: Bug
Components: Python
Affects Versions: 0.15.0
Environment: python 3.7
Reporter: Sayed Mohammad Hossein Torabi
PyArrow cant serialize pandas `IntegerArray` and return this error below:
{code:python}
SerializationCallbackError: pyarrow does not know how to serialize objects of
type <class 'pandas.core.arrays.integer.IntegerArray'>.{code}
To reproduce this bug just run this bunch of code
{code:python}
import pandas as pd
import pyarrow as pa
from pandas.core.arrays.integer import IntegerArray
int_array = pd.array([1, None, 3], dtype=pd.Int32Dtype())
pa.default_serialization_context().serialize(int_array).to_buffer().to_pybytes()
{code}
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