text: # Copyright The PyTorch Lightning team.
  #
  # 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 typing import Any, Callable, Optional
  
  from torchmetrics import MeanAbsoluteError as _MeanAbsoluteError
  
  from pytorch_lightning.metrics.utils import deprecated_metrics
  
  
  class MeanAbsoluteError(_MeanAbsoluteError):
  
      @deprecated_metrics(target=_MeanAbsoluteError)
      def __init__(
          self,
          compute_on_step: bool = True,
          dist_sync_on_step: bool = False,
          process_group: Optional[Any] = None,
          dist_sync_fn: Callable = None,
      ):
          """
          This implementation refers to :class:`~torchmetrics.MeanAbsoluteError`.
  
          .. deprecated::
              Use :class:`~torchmetrics.MeanAbsoluteError`. Will be removed in v1.5.0.
          """
  