def _install_and_setup(self):
        """
        Install and setup the RotationWatcher package

        Raises:
            RuntimeError: if any error occurs while installing the package

        Returns:
            None

        """
        # fetch orientation result
        self.last_result = None
        # reg_cleanup(self.ow_proc.kill)

        Install and setup the RotationWatcher package

        Raises:
            RuntimeError: if any error occurs while installing the package

        Returns:
            None

        
airtest/core/ios/rotation.py