def fatal(self, *args):
        """ Outputs a fatal error message, printing out the errors and then
        calling sys.exit to terminate the program. This method should be called
        when something failed so hard that the pipeline has to exit. """
        # We have to set output level to 0 here, so we can print out errors
        RPObject._OUTPUT_LEVEL = 0
        self.error(*args)
        sys.exit(0)
 Outputs a fatal error message, printing out the errors and then
        calling sys.exit to terminate the program. This method should be called
        when something failed so hard that the pipeline has to exit. 
metadrive/render_pipeline/rpcore/rpobject.py