auto save

sdfgh.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("请从新输入一个数字")
+            else:
+                total.append(unit)
+            finally:
+                print("="*20)
+    return total
+def sum(money):
+    count = 0
+    for i in money:
+        count=count + i
+    return count
+price = new_input()
+pay = sum(price)
+print("你应该消费了" + str(pay)+"元！如何支付？")
+
+
+