text: # Copyright (c) 2020, NVIDIA CORPORATION.  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.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from nemo.core.optim.adafactor import Adafactor
  from nemo.core.optim.lr_scheduler import (
      CosineAnnealing,
      InverseSquareRootAnnealing,
      NoamAnnealing,
      PolynomialDecayAnnealing,
      PolynomialHoldDecayAnnealing,
      SquareAnnealing,
      SquareRootAnnealing,
      T5InverseSquareRootAnnealing,
      WarmupAnnealing,
      WarmupHoldPolicy,
      WarmupPolicy,
      prepare_lr_scheduler,
  )
  from nemo.core.optim.novograd import Novograd
  from nemo.core.optim.optimizers import get_optimizer, parse_optimizer_args, register_optimizer
  