
pytorch1.4找不到包
-f https://download.pytorch.org/whl/torch_stable.html
conda install libpython m2w64-toolchain -c msys2
conda install -c conda-forge pycocotools
legacy-install-failure× Encountered error while trying to install
F:\Download>pip install mxnet-1.9.0+mkl-cp39-cp39-win_amd64.whl