save project

func.py

 def total_price():
     total = []
     while True:
-        unit= input("请输入：")
-        if unit== 'q':
-            break
+        try:
+            unit= int(input("请输入："))
+        except:
+            print ('请重新输入')
         else:
-            total.append(unit)
+             total.append(unit)
     print(total)
 total_price()
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