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- # Copyright (c) 2023 PaddlePaddle 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.
- # 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 dataclasses import dataclass
- from typing import Dict, List, Tuple
- @dataclass
- class LocalTensorMetadata:
- """
- The location of a local tensor in the global tensor.
- """
- global_offset: Tuple[int]
- local_shape: Tuple[int]
- @dataclass(frozen=True)
- class LocalTensorIndex:
- """
- The identifier of a local tensor.
- """
- tensor_key: str
- global_offset: Tuple[int]
- @dataclass
- class Metadata:
- state_dict_metadata: Dict[str, List[LocalTensorMetadata]] = None
- storage_metadata: Dict[LocalTensorIndex, str] = None
- flat_mapping: Dict[str, Tuple[str]] = None
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