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# Copyright 2024 The HuggingFace Team. 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 __future__ import annotations
from typing import TYPE_CHECKING
from ..utils import is_torch_available
if TYPE_CHECKING:
from torch import nn
def is_fsdp_managed_module(module: nn.Module) -> bool:
if not is_torch_available():
return False
import torch.distributed.fsdp
return isinstance(module, torch.distributed.fsdp.FullyShardedDataParallel) or getattr(
module, "_is_fsdp_managed_module", False
)
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