process_controller.py 文件源码

def close(self):
        """Stops the process controller

        Kill the process
        """
        self.stop = True
        try:
            os.killpg(os.getpgid(self.process.pid), signal.SIGTERM)
        except ProcessLookupError:
            log_debug("Must already be dead")
        else:
            log_debug("Successfully killed")
        ProcessController.instance = None