数据分析汇总学习
https://blog.youkuaiyun.com/weixin_39778570/article/details/81157884
import numpy as np
import pandas as pd
from pandas import Series, DataFrame
# Series排序
s1 = Series(np.random.randn(10))
s1
Out[5]:
0 -1.293472
1 0.017588
2 -0.654741
3 0.495720
4 -1.626396
5 -0.651238
6 0.776535
7 -0.746762
8 -1.358951
9 0.247930
dtype: float64
# 值排序
s2 = s1.sort_values()
s2
Out[10]:
4 -1.626396
8 -1.358951
0 -1.293472
7 -0.746762
2 -0.654741
5 -0.651238
1 0.017588
9 0.247930
3 0.495720
6 0.776535
dtype: float64
# 降序排序
s2 = s1.sort_values(ascending=False)
s2
Out[13]:
6 0.776535
3 0.495720
9 0.247930
1 0.017588
5 -