- +在此添加单个AI新笔记
pandas导出数据df. tolist() list[]
![导出数据 - df. tolist() - list[]](/_next/image?url=https%3A%2F%2Fbookchips.com%2Fchips%2F6850eb130b9569655f1202fc%2F%E5%AF%BC%E5%87%BA%E6%95%B0%E6%8D%AE-df.tolist()-list%5B%5D.png&w=3840&q=85)
数据
import numpy as npimport pandas as pddf = pd.DataFrame(data=[{"A":"1", "B":"3", "C":"4"}, {"A":"1", "B":"2", "C":"5"}, {"A":"2", "B":"1", "C":"6"}])df = pd.DataFrame(data=[{"A":1, "B":3, "C":4}, {"A":1, "B":2, "C":5}, {"A":2, "B":1, "C":6}])
| A | B | C | |
|---|---|---|---|
| 0 | 1 | 3 | 4 |
| 1 | 1 | 2 | 5 |
| 2 | 2 | 1 | 6 |
df.value.tolist()
llist = df["A"].tolist() # 旧版[1, 1, 2]df["X"].value.tolist()
map()
data = df_b.to_dict('records')id_list = list(map(fun_x, data))def fun_x(self):return self["id"]