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@@ -176,6 +176,9 @@ def update_threshold(threshold_record_old, threshold_record_new):
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threshold_old = redis_helper.get_data_from_redis(key_name=key_name)
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if threshold_old is None:
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continue
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+ # 原阈值为0时，加10**(-5)兜底处理
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+ if float(threshold_old) == 0:
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+ threshold_old = float(threshold_old) + 10**(-5)
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# 计算新的阈值
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if group_key == 'mean_group':
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if threshold_param_old['mean_group'] == 0:
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