auto save

4.py

 import csv
 a=[["姓名","性别","体育项目"],["小明","男","跳高"],["小兰","女","跑步"]]
-with open("888.csv","w",encoding="utf-8",newline='')as file:
+'''with open("888.csv","w",encoding="utf-8",newline='')as file:
     f=csv.writer(file)
-    #f.writerow(["小明","男","跳高"])
-    f.writerows(a)
\ No newline at end of file
+    f.writerow(["小明","男","跳高"])
+    f.writerows(a)'''
+
+with open("888.csv","r",encoding="utf-8",newline='')as file:
+    f=csv.reader(file)
+    data=list(f)
+    print(data[2][0])
\ No newline at end of file

888.csv

+小明,男,跳高
 姓名,性别,体育项目
 小明,男,跳高
 小兰,女,跑步