Method send

celery/apps/multi.py:195–206

(self, sig, on_error=None)

        return self.send(0)

    def send(self, sig, on_error=None):
        pid = self.pid
        if pid:
            try:
                os.kill(pid, sig)
            except OSError as exc:
                if exc.errno != errno.ESRCH:
                    raise
                maybe_call(on_error, self)
                return False
            return True
        maybe_call(on_error, self)

    def start(self, env=None, **kwargs):
        return self._waitexec(