Pandas如何在夏季适应两种环境

wvmv3b1j  于 2023-01-19  发布在  其他
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frames 
Datetime                   ratio               dif
2022-06-09 12:33:00 -0.3861241598107547     -299.50183804712964
2022-06-09 12:34:00 -0.360130489922861      -274.88184087028105
2022-06-09 12:35:00 -0.22108950904852795    -166.02672464097395
2022-06-09 12:36:00 -0.18316426991752388    -135.2928226604197
2022-06-09 12:37:00 -0.09932437001820388    -72.14644129886278
2022-06-09 12:38:00 -0.0820362738010348     -58.58522049972339

我想计算dif〉15和ratio〉0.05的次数,因此我测试了以下内容

total_enhancements = (frames['dif'] > 15 & frames['ratio'] > 0.05 ).sum()

输出为
类型错误:无法对dtyped [float64]数组和[bool]类型的标量执行"rand_"
我能做些什么呢?

zzoitvuj

zzoitvuj1#

您需要使用括号或使用Series.gt

total_enhancements = ((frames['dif'] > 15) & (frames['ratio'] > 0.05)).sum()

或者:

total_enhancements = (frames['dif'].gt(15) & frames['ratio'].gt(0.05)).sum()

或者:

total_enhancements = frames['dif'].gt(15).mul(frames['ratio'].gt(0.05)).sum()

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