official/modeling/optimization/adafactor_optimizer.py

# Copyright 2023 The TensorFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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#
#     http://www.apache.org/licenses/LICENSE-2.0
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# distributed under the License is distributed on an "AS IS" BASIS,
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"""Adafactor optimizer.

A new optimizer that will be open sourced soon.
"""
# pylint: disable=invalid-name, represents an unimplemented class definition.
Adafactor = "Unimplemented"