save project

func.py

+def new_input():
+    total = []    
+    try:
+        while True:
+            unit= input("请输入：")
+            if unit== 'q':
+                break
+            else:
+                total.append(int(unit))
+    except:
+        print('无效字符')
+    else:
+        print(total)
+    return total
+def sum(m):
+    c = 0
+    for i in m:
+        c = c+i
+    return c 
+print("您一共消费了"+str(sum(new_input()))+"元")
\ No newline at end of file