save project

func.py

+def a_input():    
+    total = []
+    while True:
+        unit= input("请输入(q退出)：")
+        if unit== 'q':
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print("重输一个数字")
+            else:
+                total.append(unit)
+            finally:
+                print("===========================")
+    return total                
+def sum(money):
+    count=0
+    for i in money:
+        count=count+i
+    return count
+price=a_input()
+pay=sum(price)
+print("一共消费"+str(pay)+"元，付钱！")
\ No newline at end of file