AWS上创建的notebook实例提示没有导入pytorch模块的解决办法 直接在编辑块中执行如下命令，最后重启kernel问题解决

AWS上创建的notebook实例提示没有导入pytorch模块的解决办法 直接在编辑块中执行如下命令，最后重启kernel问题解决

conda install pytorch torchvision cudatoolkit=10.0 -c pytorch

注意上面命令要单独放在单元格中执行如下，否则会报错

#result

Collecting package metadata (current_repodata.json): done
Solving environment: - 
The environment is inconsistent, please check the package plan carefully
The following packages are causing the inconsistency:

  - conda-forge/linux-64::keras==2.3.1=py36_0
  - defaults/linux-64::_anaconda_depends==2020.02=py36_0
  - defaults/noarch::boto3==1.9.162=py_0
  - defaults/linux-64::s3transfer==0.2.1=py36_0
  - defaults/noarch::botocore==1.12.189=py_0
  - conda-forge/noarch::google-auth-oauthlib==0.4.1=py_2
  - conda-forge/noarch::google-auth==1.17.2=py_0
  - defaults/noarch::numpydoc==1.0.0=py_0
  - defaults/linux-64::anaconda==custom=py36_1
  - defaults/linux-64::tensorflow==2.2.0=mkl_py36h5a57954_0
  - defaults/noarch::sphinx==3.0.4=py_0
  - defaults/noarch::s3fs==0.4.2=py_0
  - defaults/linux-64::spyder==4.1.3=py36_0
done

## Package Plan ##

  environment location: /home/ec2-user/anaconda3/envs/amazonei_tensorflow2_p36

  added / updated specs:
    - cudatoolkit=10.0
    - pytorch
    - torchvision


The following packages will be downloaded:

    package                    |            build
    ---------------------------|-----------------
    cudatoolkit-10.0.130       |                0       261.2 MB
    docutils-0.16              |           py36_1         669 KB
    gast-0.3.3                 |             py_0          14 KB
    opt_einsum-3.1.0           |             py_0          54 KB
    pytorch-1.4.0              |py3.6_cuda10.0.130_cudnn7.6.3_0       422.5 MB  pytorch
    rsa-4.0                    |             py_0          29 KB
    tensorboard-2.2.1          |     pyh532a8cf_0         2.4 MB
    tensorflow-base-2.2.0      |mkl_py36hd506778_0       129.7 MB
    tensorflow-estimator-2.2.0 |     pyh208ff02_0         254 KB
    torchvision-0.5.0          |       py36_cu100         9.1 MB  pytorch
    ------------------------------------------------------------
                                           Total:       825.9 MB

The following NEW packages will be INSTALLED:

  cudatoolkit        pkgs/main/linux-64::cudatoolkit-10.0.130-0
  docutils           pkgs/main/linux-64::docutils-0.16-py36_1
  gast               pkgs/main/noarch::gast-0.3.3-py_0
  ninja              pkgs/main/linux-64::ninja-1.9.0-py36hfd86e86_0
  opt_einsum         pkgs/main/noarch::opt_einsum-3.1.0-py_0
  pip                pkgs/main/linux-64::pip-20.1.1-py36_1
  pytorch            pytorch/linux-64::pytorch-1.4.0-py3.6_cuda10.0.130_cudnn7.6.3_0
  rsa                pkgs/main/noarch::rsa-4.0-py_0
  tensorboard        pkgs/main/noarch::tensorboard-2.2.1-pyh532a8cf_0
  tensorflow-base    pkgs/main/linux-64::tensorflow-base-2.2.0-mkl_py36hd506778_0
  tensorflow-estima~ pkgs/main/noarch::tensorflow-estimator-2.2.0-pyh208ff02_0
  torchvision        pytorch/linux-64::torchvision-0.5.0-py36_cu100

The following packages will be UPDATED:

  ca-certificates    conda-forge::ca-certificates-2020.4.5~ --> pkgs/main::ca-certificates-2020.6.24-0
  certifi            conda-forge::certifi-2020.4.5.2-py36h~ --> pkgs/main::certifi-2020.6.20-py36_0



Downloading and Extracting Packages
gast-0.3.3           | 14 KB     | ##################################### | 100% 
rsa-4.0              | 29 KB     | ##################################### | 100% 
tensorboard-2.2.1    | 2.4 MB    | ##################################### | 100% 
torchvision-0.5.0    | 9.1 MB    | ##################################### | 100% 
opt_einsum-3.1.0     | 54 KB     | ##################################### | 100% 
docutils-0.16        | 669 KB    | ##################################### | 100% 
tensorflow-estimator | 254 KB    | ##################################### | 100% 
cudatoolkit-10.0.130 | 261.2 MB  | ##################################### | 100% 
tensorflow-base-2.2. | 129.7 MB  | ##################################### | 100% 
pytorch-1.4.0        | 422.5 MB  | ##################################### | 100% 
Preparing transaction: done
Verifying transaction: done
Executing transaction: done

Note: you may need to restart the kernel to use updated packages.