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导入PyTorch时出错-Python

[英]Error importing PyTorch - Python

我试图在终端中使用以下命令安装PyTorch:

pip install http://download.pytorch.org/whl/torch-0.2.0.post1-cp27-none-macosx_10_7_x86_64.whl 

然后,我在python中运行以下代码:

import torch
torch.__file__

并得到以下错误:

 File "/Users/brian/anaconda/lib/python2.7/site-packages/torch/__init__.py", line 48, in <module>
import torch._dl as _dl_flags

AttributeError: 'module' object has no attribute '_dl'

我试图研究此问题,但找不到明确的答案。 任何帮助,将不胜感激。

编辑:这些是尝试使用以下命令重新安装PyTorch的结果:

pip install http://download.pytorch.org/whl/torch-0.2.0.post1-cp27-none-macosx_10_7_x86_64.whl 
pip install torchvision 

结果:

Requirement already satisfied: pyyaml in ./anaconda/lib/python2.7/site-packages (from torch==0.2.0.post1)
Requirement already satisfied: numpy in ./anaconda/lib/python2.7/site-packages (from torch==0.2.0.post1)


Requirement already satisfied: torchvision in ./anaconda/lib/python2.7/site-packages
Requirement already satisfied: pillow in ./anaconda/lib/python2.7/site-packages (from torchvision)
Requirement already satisfied: torch in ./anaconda/lib/python2.7/site-packages (from torchvision)
Requirement already satisfied: numpy in ./anaconda/lib/python2.7/site-packages (from torchvision)
Requirement already satisfied: six in ./anaconda/lib/python2.7/site-packages (from torchvision)
Requirement already satisfied: olefile in ./anaconda/lib/python2.7/site-packages (from pillow->torchvision)
Requirement already satisfied: pyyaml in ./anaconda/lib/python2.7/site-packages (from torch->torchvision)

编辑二

以下命令:

conda install pytorch torchvision cuda80 -c soumith

产生以下结果:

Fetching package metadata ...........

PackageNotFoundError: Packages missing in current channels:

   - cuda80

We have searched for the packages in the following channels:

  - https://conda.anaconda.org/soumith/osx-64
  - https://conda.anaconda.org/soumith/noarch
  - https://repo.continuum.io/pkgs/free/osx-64
  - https://repo.continuum.io/pkgs/free/noarch
  - https://repo.continuum.io/pkgs/r/osx-64
  - https://repo.continuum.io/pkgs/r/noarch
  - https://repo.continuum.io/pkgs/pro/osx-64
  - https://repo.continuum.io/pkgs/pro/noarch

http://pytorch.org/上

  • 作业系统:OSX
  • 包管理员:pip
  • 的Python:2.7
  • CUDA:无

我有:

pip install http://download.pytorch.org/whl/torch-0.2.0.post1-cp27-none-macosx_10_7_x86_64.whl 
pip install torchvision 
# OSX Binaries dont support CUDA, install from source if CUDA is needed
  • 您确定选择所有正确的选项吗?
  • 您是否尝试过第二个命令pip install torchvision

编辑

在您的日志中似乎您已经在Mac上安装了anaconda ,这意味着您应该选择Package Manager: conda而不是pip

在这种情况下,您应该删除使用pip安装的软件包:

pip uninstall torch

并使用anaconda命令代替:

  • 作业系统:OSX
  • 包管理器:conda
  • 的Python:2.7
  • CUDA:无

运行命令:

conda install pytorch torchvision -c soumith

使用Docker是拥有可重现环境并解决设置环境问题的好方法。 您可以从此处安装docker。 您可以使用Dockerfile

如果情况仍然如此,如果您仍然需要在不使用docker的情况下安装pytorch,则在操作系统与其基本Docker映像相同的情况下,Dockerfile提供了一种很好的逐步方法来在本地安装。

您还可以尝试在订单设置环境中使用datmo并跟踪机器学习项目以使模型可再现。

我遇到了与您相同的问题,这可能是因为numpy的版本,我已经通过升级numpy软件包解决了此问题。

pip install -U numpy 

然后事情似乎进展顺利~~

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