Add xformers message.

    if not is_installed("clip"):

        run_pip(f"install {clip_package}", "clip")

    if (not is_installed("xformers") or reinstall_xformers) and xformers and platform.python_version().startswith("3.10"):

    if (not is_installed("xformers") or reinstall_xformers) and xformers:

        if platform.system() == "Windows":

            if platform.python_version().startswith("3.10"):

                run_pip(f"install -U -I --no-deps {xformers_windows_package}", "xformers")

            else:

                print("Installation of xformers is not supported in this version of Python.")

                print("You can also check this and build manually: https://github.com/AUTOMATIC1111/stable-diffusion-webui/wiki/Xformers#building-xformers-on-windows-by-duckness")

                if not is_installed("xformers"):

                    exit(0)

        elif platform.system() == "Linux":

            run_pip("install xformers", "xformers")