PIP -Proxy -Einstellungen
pip install --proxy=https://[username:password@]proxyserver:port somepackage
Cloudy Cow
pip install --proxy=https://[username:password@]proxyserver:port somepackage
sudo pip3 install --proxy https://{proxy}:{port} {BINARY}
pip install package_name_here --proxy https://user_name:password@proxyname:port