save project

func.py

@@ -13,5 +13,10 @@ def new_input():
                 total.append(s)
     print(total)
     return total
-new_input()
-print()
\ No newline at end of file
+# new_input()
+def sum(yuan):
+    f=0
+    for i in yuan:
+        f=f+i
+    print("您一共消费"+int(f)+"元！扫码还是现金呢？")
+    return f
\ No newline at end of file