Xiaoyeforever的博客

data={ 'num':[10,11,12,13,14,15,16], 'name':['lili','wangyi','xiaoxiao','xiaoye','yangyang','zhouyang','wangli'], 'age':[25,20,28,23,25,30,32], 'address':['北京','上海','北京','上海','北京','上海'...

import pandas as pd a=[1,4,7,9] s=pd.Series(a) s 0 1 1 4 2 7 3 9 dtype: int64 s.dtypes dtype('int64') s.values array([1, 4, 7, 9], dtype=int64) #修改索引 a=[1,4,7,9] index=['a','b','c...