save project

func.py

+def new_input():
+    total = []
+    while True:
+        unit= input("请输入：")
+        if unit== 'q':
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print('请重新输入数字')
+            else:
+                total.append(unit)
+        print('-'*30)
+    return total
+    
+
+def sum(money):
+    cont=0
+    for i in r:
+        cont=cont+i
+    return cont
+r=new_input()
+t=sum(r)
+print('您总共消费了'+str(t)+'元。是现金还是扫码？')
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