auto save

my_csv.py

-import csv
+import csv # 导入csv模块
 
 subject = ["姓名", "语文", "数学", "英语"]
 score1 = ["小贝", 98, 99, 92]
-score2 = ["聪聪", 95, 91, 95]
\ No newline at end of file
+score2 = ["聪聪", 95, 91, 95]
+
+# 创建csv并写入
+# with open()方法参数1创建csv文件参数2写入模式w参数3encoding参数设为utf-8
+with open("scores.csv", "w", encoding="utf-8") as csvfile:
+    writer = csv.writer(csvfile)  # 创建写入对象
+    writer.writerow(subject)      # 向csv文件写入列表subject
+    writer.writerow(score1)       # 向csv文件写入列表score1
+    writer.writerow(score2)       # 向csv文件写入列表score2
\ 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