mirror of https://github.com/hpcaitech/ColossalAI
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42 lines
1.4 KiB
42 lines
1.4 KiB
import torch.nn as nn
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from torch import Tensor
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from ..parallel_2d._operation import split_batch_2d
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from ..parallel_2p5d._operation import split_batch_2p5d
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from ..parallel_3d._operation import split_batch_3d
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from ..utils import get_tensor_parallel_mode
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_parallel_split_batch = {'2d': split_batch_2d, '2.5d': split_batch_2p5d, '3d': split_batch_3d}
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def partition_batch(input_) -> Tensor:
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tensor_parallel_mode = get_tensor_parallel_mode()
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if tensor_parallel_mode in _parallel_split_batch:
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if isinstance(input_, dict):
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return {k: _parallel_split_batch[tensor_parallel_mode](v) for k, v in input_.items()}
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else:
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return _parallel_split_batch[tensor_parallel_mode](input_)
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else:
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return input_
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class ColossalaiModule(nn.Module):
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def __init__(self, module: nn.Module, **kwargs):
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super().__init__()
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self.module = module
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for k, v in kwargs.items():
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setattr(self, k, v)
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def __getattr__(self, name: str):
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if name == 'module':
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return super().__getattr__(name)
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elif hasattr(self.module, name):
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return getattr(self.module, name)
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elif name in self.__dict__:
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return self.__dict__[name]
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raise AttributeError("'{}' object has no attribute '{}'".format(type(self).__name__, name))
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def forward(self, *args):
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return self.module(*args)
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