当前位置：网站首页>dataframe 分组后排序的前n行 nlargest argmax idmax tail ！！！！
dataframe 分组后排序的前n行 nlargest argmax idmax tail ！！！！
2022-07-24 14:38:00 【mohana48833985】
s1.nlargest(n)、s1.nsmallest(n)
obj_show.groupby('uid').内容日均曝光量.nlargest(20)
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