请问这个第2题该怎么做啊

Question

 

Answer 1

 代码如下：{如果对你有帮助，可以给我个采纳吗，谢谢!! 点击我这个回答右上方的【采纳】按钮}。

import csv

with open("data.csv","r",newline="", encoding='utf-8') as fileObj:
    li = list(csv.reader(fileObj))
print(*li,sep='\n')
li2 = [['名字','BMI']]
for n,h,g in li[1:]:
    bmi = float(g)/(float(h)**2)
    print(n,bmi)
    li2.append([n,bmi])
with open("data2.csv","w",newline="", encoding='utf-8') as fileObj:
    csv.writer(fileObj).writerows(li2)

data.csv内容

名字,身高,体重
aaa,1.78,55
bbb,1.60,47
ccc,1.68,60

data2.csv内容

名字,BMI
aaa,17.35891932836763
bbb,18.359374999999996
ccc,21.258503401360546