Checks if the video app launch directive is present or not.

        :return: boolean to show if video app launch directive is
            present or not.
        :rtype: bool

def __is_video_app_launch_directive_present(self):
        # type: () -> bool
        """Checks if the video app launch directive is present or not.

        :return: boolean to show if video app launch directive is
            present or not.
        :rtype: bool
        """
        if self.response.directives is None:
            return False

        for directive in self.response.directives:
            if (directive is not None and
                    directive.object_type == "VideoApp.Launch"):
                return True
        return False