

def heart_beat(self, expr_id):
    expr = Experiment.objects(id=expr_id, status=EStatus.RUNNING).first()
    if (expr is None):
        return not_found('Experiment is not running')
    expr.last_heart_beat_time = self.util.get_now()
    expr.save()
    return ok()

dataset/ETHPy150Open msopentechcn/open-hackathon/open-hackathon-server/src/hackathon/expr/expr_mgr.py ExprManager.heart_beat/original