save project

func.py

+
 def 价格():
     total = []
     while True:
@@ -5,6 +6,11 @@ def 价格():
         if unit== 'q':
             break
         else:
-            total.append(unit)
+            try:
+                unit=int(unit)
+            except:
+                print('请输入一个数字')
+            else:
+                total.append(unit)
     print(total)
-价格()
\ No newline at end of file
+价格() 
\ No newline at end of file