save project

func.py

@@ -5,7 +5,13 @@ def new_input():
         if unit== 'q':
             break
         else:
+            try:
+                unit = int(unit)
+            except:
+                print('请重新输入一个数字')
+            else:
                 total.append(unit)
+            print('.'*30)
     print(total)
 
 new_input()
\ No newline at end of file