pipinstall[packagename]-ihttp://pypi.douban.com/simple--trusted-hostpypi.douban.com 创建conda环境 conda create -n pygcl python=3.8.12 安装PyGCL pip install PyGCL -i http://pypi.douban.com/simple --trusted-host pypi.douban.com 安装dgl https://www.dgl.ai/pages/start.html conda install ...