auto save

my_csv.py

@@ -3,6 +3,6 @@ import csv
 data =[ ["姓名", "语文", "数学", "英语"],
         ["小贝", 98, 99, 92],
         ["聪聪", 95, 91, 95]]
-with open("csvfile.csv","w",encoding="utf-8",newline="")as csvfile:
+with open("csvfile.csv","r",encoding="utf-8",newline="")as csvfile:
     writer=csv.writer(csvfile)
-    writer.writerows(data)
\ No newline at end of file
+    writer.writerows(data)