auto save

my_csv.py

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