1.发现conda不能用
参考的博客：https://www.jianshu.com/p/13f5d20e61f8
https://www.jianshu.com/p/92b11e25bc14
zsh：command not find:conda 的详细解决办
open ~/.zshrc
export PATH=/anaconda/bin:$PATH
source ~/.bash_profile
2.安装dgl
参考博客（直接是官网）：
https://docs.dgl.ai/en/0.4.x/install/index.html
直接
pip install dgl
3.安装pyg
参考博客：
https://zhuanlan.zhihu.com/p/129649943
https://pytorch-geometric.readthedocs.io/en/latest/notes/installation.html
知乎的这个 改了官网的一个下划线
pip install torch_scatter==latest+cpu -f https://pytorch-geometric.com/whl/torch-1.5.0.html
pip install torch_sparse==latest+cpu -f https://pytorch-geometric.com/whl/torch-1.5.0.html
pip install torch_cluster==latest+cpu -f https://pytorch-geometric.com/whl/torch-1.5.0.html
pip install torch_spline-conv==latest+cpu -f https://pytorch-geometric.com/whl/torch-1.5.0.html
pip install torch-geometric