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DOC: update the msgpack IO section to not refer to pyarrow.serialize #41899

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Jun 11, 2021
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DOC: update the msgpack IO section to not refer to pyarrow.serialize #41899

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18 changes: 5 additions & 13 deletions doc/source/user_guide/io.rst
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Expand Up @@ -4009,21 +4009,13 @@ Passing options to the compression protocol in order to speed up compression:
msgpack
-------

pandas support for ``msgpack`` has been removed in version 1.0.0. It is recommended to use pyarrow for on-the-wire transmission of pandas objects.
pandas support for ``msgpack`` has been removed in version 1.0.0. It is
recommended to use :ref:`pickle <io.pickle` instead.

Example pyarrow usage:
Alternatively, you can also the Arrow IPC serialization format for on-the-wire
transmission of pandas objects. For documentation on pyarrow, see
`here <https://arrow.apache.org/docs/python/ipc.html>`__.

.. code-block:: python
import pandas as pd
import pyarrow as pa
df = pd.DataFrame({"A": [1, 2, 3]})
context = pa.default_serialization_context()
df_bytestring = context.serialize(df).to_buffer().to_pybytes()
For documentation on pyarrow, see `here <https://arrow.apache.org/docs/python/index.html>`__.

.. _io.hdf5:

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