auto save

my_csv.py

 import csv
 
-data = [["姓名", "语文", "数学", "英语"],
-        ["小贝", 98, 99, 92],
-        ["聪聪", 95, 91, 95]]
-
-
-with open("scores.csv","w",encoding="utf-8",newline='')as csvfile:
-    writer = csv.writer(csvfile)
-    writer.writerows(data)
+with open('scores.csv',"r",encoding="utf-8")as f:
+    f_csv = csv.reader(f)
+    print(f_csv)
+    f_csv = list(f_csv)
+    print(f_csv[1][2])
\ No newline at end of file

scores.csv

-姓名,语文,数学,英语
-小贝,98,99,92
-聪聪,95,91,95
+姓名，语文，数学，英语
+小明，99，99，99
+哈哈，45，45，45
\ No newline at end of file