pytorch安装使用

pytorch官网:https://pytorch.org/get-started/locally/

conda添加清华源:

conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/
conda config --set show_channel_urls yes

添加第三方源:

conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/conda-forge/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/msys2/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/bioconda/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/menpo/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/pytorch/

创建环境:

conda create -n  torch_env python==3.7
conda activate torch_env 

下载(版本官网有对应,去掉-c pytorch)

conda install pytorch==1.1.0 torchvision==0.3.0 cudatoolkit=9.0

测试:

from __future__ import print_function
import torch
x = torch.rand(5, 3)
print(x)

测试gpu:

import torch
torch.cuda.is_available()

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转载自blog.csdn.net/huanghaihui_123/article/details/105088448
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