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Source code for pytorch_lightning.accelerators.accelerator

# 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 abc import ABC
from typing import Any, Dict

import torch
from lightning_utilities.core.rank_zero import rank_zero_deprecation

import pytorch_lightning as pl
from lightning_lite.accelerators.accelerator import Accelerator as _Accelerator
from lightning_lite.utilities.types import _DEVICE


[docs]class Accelerator(_Accelerator, ABC): """The Accelerator base class for Lightning PyTorch. An Accelerator is meant to deal with one type of hardware. """
[docs] def setup_environment(self, root_device: torch.device) -> None: """ .. deprecated:: v1.8.0 This hook was deprecated in v1.8.0 and will be removed in v1.10.0. Please use ``setup_device()`` instead. """ rank_zero_deprecation( "`Accelerator.setup_environment` has been deprecated in deprecated in v1.8.0 and will be removed in" " v1.10.0. Please use ``setup_device()`` instead." ) self.setup_device(root_device)
[docs] def setup(self, trainer: "pl.Trainer") -> None: """Setup plugins for the trainer fit and creates optimizers. Args: trainer: the trainer instance """
[docs] def get_device_stats(self, device: _DEVICE) -> Dict[str, Any]: """Get stats for a given device. Args: device: device for which to get stats Returns: Dictionary of device stats """ raise NotImplementedError

© Copyright Copyright (c) 2018-2022, Lightning AI et al... Revision f4fcad36.

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