C:WINDOWSsystem32>py -m ensurepip --upgrade
Looking in links: c:UsersthecoAppDataLocalTemptmpdt33bbba
Requirement already up-to-date: setuptools in c:usersthecoappdatalocalprogramspythonpython38libs ite-packages (49.2.1)
Requirement already up-to-date: pip in c:usersthecoappdatalocalprogramspythonpython38libs ite-packages (22.3.1)

C:WINDOWSsystem32>pip selenium install
'pip' is not recognized as an internal or external command,
operable program or batch file.