auto save

diy4.py

+def new_input():
+    total=[]
+    while True:
+        unit=input("请输入菜品价格：")
+        if abc=='q':
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print("请输入一个整数")
+            else:
+                total.append(abc)
+        print('*'*30)
+    return total
+xyz=new_input()
+print(xyz)
\ No newline at end of file

diy44.py

+def new_input():
+    total=[]
+    while True:
+        unit=input("请输入菜品价格：")
+        if unit=='q':
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print("请输入一个整数")
+            else:
+                total.append(unit)
+        print('*'*30)
+    return total
+xyz=new_input()
+print(xyz)
+def sum(list1):
+    summ=0
+    for i in list1:
+        summ+=i
+    return summ
+
+fin=sum(xyz)
+print("您一共消费了",fin,"元！扫码还是现金呢？")
\ No newline at end of file