pip: no module named _internal

Question

I have a problem when I try to use pip in any way. I\'m using Ubuntu 16.04.4

I should say that I\'ve used it already, and I never had any problem, but starting today

Answer 1

This command works for me.

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py python get-pip.py --force-reinstall --user