Update v2.rst

Author: Balaji Veeramani

doc/v2.rst

@@ -64,6 +64,30 @@ For more information, see `Upgrade from Legacy TensorFlow Support <frameworks/te
 The ``delete_endpoint()`` method for estimators and ``HyperparameterTuner`` has been deprecated.
 Please use :func:`sagemaker.predictor.Predictor.delete_endpoint` instead.
 
+Pre-instantiated Serializer and Deserializer Objects
+----------------------------------------------------
+
+The ``csv_serializer``, ``json_serializer``, ``npy_serializer``, ``csv_deserializer``, 
+``json_deserializer``, and ``numpy_deserializer`` objects have been deprecated.
+
+Please instantiate the objects instead.
+
++--------------------------------------------+------------------------------------------------+
+| v1.x                                       | v2.0 and later                                 |
++============================================|================================================+
+| ``sagemaker.predictor.csv_serializer``     | ``sagemaker.deserializers.CSVSerializer()``    |
++--------------------------------------------+------------------------------------------------+
+| ``sagemaker.predictor.json_serializer``    | ``sagemaker.serializers.JSONSerializer()``     |
++--------------------------------------------+------------------------------------------------+
+| ``sagemaker.predictor.npy_serializer``     | ``sagemaker.deserializers.NumpySerializer()``  |
++--------------------------------------------+------------------------------------------------+
+| ``sagemaker.predictor.csv_deserializer``   | ``sagemaker.deserializers.CSVDeserializer()``  |
++--------------------------------------------+------------------------------------------------+
+| ``sagemaker.predictor.json_deserializer``  | ``sagemaker.deserializers.JSONDeserializer()`` |
++--------------------------------------------+------------------------------------------------+
+| ``sagemaker.predictor.numpy_deserializer`` | ``sagemaker.serializers.NumpyDeserializer()``  |
++--------------------------------------------+------------------------------------------------+
+
 ``update_endpoint`` in ``deploy()``
 -----------------------------------
 
@@ -130,6 +154,37 @@ The following estimator parameters have been renamed:
 | ``train_volume_kms_key``     | ``volume_kms_key``     |
 +------------------------------+------------------------+
 
+Serializer and Deserializer Classes
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The follow serializer/deserializer classes have been renamed and/or moved:
+
++--------------------------------------------------------+-------------------------------------------------------+
+| v1.x                                                   | v2.0 and later                                        |
++========================================================+=======================================================+
+| ``sagemaker.predictor._CsvDeserializer``               | ``sagemaker.deserializers.CSVDeserializer``           |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.predictor._CsvSerializer``                 | ``sagemaker.serializers.CSVSerializer``               |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.predictor.BytesDeserializer``              | ``sagemaker.deserializers.BytesDeserializers``        |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.predictor.StringDeserializer``             | ``sagemaker.deserializers.StringDeserializer``        |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.predictor.StreamDeserializer``             | ``sagemaker.deserializers.StreamDeserializer``        |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.predictor._JsonSerializer``                | ``sagemaker.serializers.JSONSerializer``              |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.predictor._NumpyDeserializer``             | ``sagemaker.deserializers.NumpyDeserializer``         |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.predictor._NPYSerializer``                 | ``sagemaker.serializers.NumpySerializer``             |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.amazon.common.numpy_to_record_serializer`` | ``sagemaker.amazon.serializers.RecordSerializer``     |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.amazon.common.record_deserializer``        | ``sagemaker.amazon.deserializers.RecordDeserializer`` |
++--------------------------------------------------------+-------------------------------------------------------+
+| ``sagemaker.predictor._JsonDeserializer``              | ``sagemaker.deserializers.JSONDeserializer``          |
++--------------------------------------------------------+-------------------------------------------------------+
+
 ``distributions``
 ~~~~~~~~~~~~~~~~~