auto save

func.py

+def new_input():
+    total = []
+    while True:
+        unit= input("请输入(q退出)：")
+        if unit== 'q':
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print('特娘的这他妈是数字？')
+            else:
+                total.append(unit)
+            finally:
+                print('_'*30)
+    print(total)
+
+
+def sum(unit):
+    count =0
+    for i in unit:
+        count=count+1
+    return count
+
+
+price =new_input()
+pay=sum(price)
+print('您一共消费了'+str(pay)+'元！扫码还是现金?')