大鹏的专栏

pip install 包名 -i http://pypi.douban.com/simple --trusted-host pypi.douban.com。

Failed to connect to github.com port 443: Timed outFailed to connect to 127.0.0.1 port 1080: Connection refusedgit config --global http.proxy http://127.0.0.1:1080git config --global https.proxy http://127.0.0.1:1080git config --global --unset http.pro