https://askubuntu.com/questions/1061486/unable-to-locate-package-python-pip-when-trying-to-install-from-fresh-18-04-in
maybe this will help
Type: Posts; User: _coldasice_
https://askubuntu.com/questions/1061486/unable-to-locate-package-python-pip-when-trying-to-install-from-fresh-18-04-in
maybe this will help