ubuntu 中卸载pytorch 成功,却依然能够成功导入

ubuntu 中卸载pytorch 成功,却依然能够成功导入

刚开始的时候觉得很邪门,明明已经删除了pytorch的包,却依然能够导入

如下所示

conda uninstall pytorch
Solving environment: done

...
Proceed ([y]/n)? y

Preparing transaction: done
Verifying transaction: done
Executing transaction: done

已经卸载完毕

(python3) k@1k ~ $ python
Python 3.6.7 | packaged by conda-forge | (default, Nov  6 2019, 16:19:42) 
[GCC 7.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import torch
>>> torch.version.cuda
'8.0.61'
>>> 

后来想想,是不是pip里面也有一个?试了一下,果真是这样

(python3) k@1k ~ $ pip uninstall torch
Uninstalling torch-1.0.0.dev20190328:
  Would remove:
    /home/k/SoftWare/anaconda2/envs/caffe2_py36/lib/python3.6/site-packages/caffe2
    /home/k/SoftWare/anaconda2/envs/caffe2_py36/lib/python3.6/site-packages/torch
    /home/k/SoftWare/anaconda2/envs/caffe2_py36/lib/python3.6/site-packages/torch-1.0.0.dev20190328-py3.6.egg-info
Proceed (y/n)? y
  Successfully uninstalled torch-1.0.0.dev20190328

才发现,原来如果一个环境里,同时用conda 和pip装 pytorch 都是有可能的,所以要留一个心眼.

所以卸载Pytorch需要都操作下面的语句保证没有多余

1、使用conda卸载Pytorch

  1. conda uninstall pytorch

  2. conda uninstall libtorch

2、使用pip卸载Pytorch

pip uninstall torch

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