runner.py 文件源码

def activate(self):
        """
        Called from other parts of the system to activate this Component.

        This will start its thread or will notify it to continue.
        """
        if self.is_terminated():
            return
        if not self.active():
            self.start()
        else:
            self.trace_locks("act - lock")
            try:
                with self._lock:
                    if self.status in (StatusValues.DORMANT,
                                       StatusValues.SUSP_FIPE):
                        self._can_go.notify()
                        self.trace_locks("act - signal")
            except GreenletExit as e:
                return
            finally:
                self.trace_locks("act - unlock")