Back to top Uninstall packages. pip is able to uninstall most installed packages. Known exceptions are: Pure distutils packages installed with python setup.py install, which leave behind no metadata to determine what files were installed. Script wrappers installed by python setup.py develop. -r, --requirement ¶ Uninstall all the packages listed in the given requirements file. This option can be used multiple times. (environment variable: PIP_REQUIREMENT) -y, --yes¶ Don’t ask for confirmation of uninstall deletions. (environment variable: PIP_YES) --root-user-action ¶ Action if pip is run as a root user [warn, ignore] (default: warn) (environment variable: PIP_ROOT_USER_ACTION) --break-system-packages¶ Allow pip to modify an EXTERNALLY-MANAGED Python installation (environment variable: PIP_BREAK_SYSTEM_PACKAGES)