auto save

my_csv.py

 import csv
 
-subject = ["姓名", "语文", "数学", "英语"]
-score1 = ["小贝", 98, 99, 92]
-score2 = ["聪聪", 95, 91, 95]
-with open("scores.CSV","w",encoding="utf-8") as csvfile:
+subject = [["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.writerow(subject)
-    writer.writerow(score1)
-    writer.writerow(score2)
\ No newline at end of file
+    writer.writerows(subject)

scores.CSV

+姓名,语文,数学,英语
+小贝,98,99,92
+聪聪,95,91,95