py -m pip uninstall [options] <package> ...
py -m pip uninstall [options] -r <requirements file> ...
r, --requirement <file>
Uninstall all the packages listed in the given requirements file. This option can be used multiple times.
y, --yes
Don’t ask for confirmation of uninstall deletions.
-root-user-action <root_user_action>
Action if pip is run as a root user. By default, a warning message is shown.
-break-system-packages
Allow pip to modify an EXTERNALLY-MANAGED Python installation