save project

func.py

 def apple():
 def apple():
     total = []
     total = []
     while True:
     while True:
-        unit= input("请输入：")
+        try:
+            unit= int(input("请输入："))
             if unit== 'q':
             if unit== 'q':
                 break
                 break
             else:
             else:
                 total.append(unit)   
                 total.append(unit)   
+        except:
+            print("请输入数字")
+        else:        
+            print()
+        
     print(total)
     print(total)
 apple()
 apple()
\ No newline at end of file