ubuntu16 Use in pip Install related resources , But there was an error Command "python setup.py egg_info" failed with err, Searching the Internet for various answers can not solve . Finally, after many hours of searching , See an answer ubuntu Next pip The uninstall , install , Update and use _Linux System tutorial _ Red couplet Linux Gateway
Follow the steps of this blog , First delete the existing pip, And then from the official website pip · PyPI download 9.0.3 Version of pip Manual installation , Solved the problems .