flowchart TB
    n1([開始])
    n2([結束])
    n3[self.time_payloads = &#123;&amp;&#35;39;mysql&amp;&#35;39...]
    n4[self.delay_threshold = 3.0]
    n5[self.max_baseline_time = 2.0]
    n1 --> n3
    n3 --> n4
    n4 --> n5
    n5 --> n2