save project

func.py

@@ -5,6 +5,22 @@ def sb():
         if unit== 'q':
         if unit== 'q':
             break
             break
         else:
         else:
+            try:
+                unit=int(unit)
+            except:
+                print("请输入一个数字")    
+            else:
                 total.append(unit)
                 total.append(unit)
-    print(total)
-sb()
+                print("="*50)
+    return total
\ No newline at end of file
+
+def sum(money):
+    count=0
+    for i in money:
+        count=count+i
+    return count
+
+总价=sb()
+pay=sum(总价)
+print("sb一共要付"+str(pay)+"元！赊账还是吃霸王餐？？！！")
+