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[NFC] polish code style #3268

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Merged
binmakeswell merged 1 commit into from
Mar 28, 2023
Merged

[NFC] polish code style #3268

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11 changes: 5 additions & 6 deletions colossalai/nn/_ops/_utils.py
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Original file line number Diff line number Diff line change
@@ -1,12 +1,11 @@
import torch
from typing import Union, Optional, List
from colossalai.tensor import ColoTensor
from typing import List, Optional, Union

import torch
import torch.distributed as dist
from colossalai.global_variables import tensor_parallel_env as env

from colossalai.global_variables import tensor_parallel_env as env
from colossalai.nn.layer.utils import divide
from colossalai.tensor import ProcessGroup, ColoTensorSpec
from colossalai.tensor import ColoTensor, ColoTensorSpec, ProcessGroup

GeneralTensor = Union[ColoTensor, torch.Tensor]
Number = Union[int, float]
Expand Down Expand Up @@ -135,7 +134,7 @@ def backward(ctx, grad_output):
class _SplitForwardGatherBackward(torch.autograd.Function):
"""
Split the input and keep only the corresponding chuck to the rank.

Args:
input_: input matrix.
process_group: parallel mode.
Expand Down