save project

func.py

@@ -4,7 +4,12 @@ def func():
         unit=input('请输入：')
         unit=input('请输入：')
         if unit=='q':
         if unit=='q':
             break
             break
+        try:
+            unit=int(unit)
+        except:
+            print('请输入整数。')
         else:
         else:
             total.append(unit)
             total.append(unit)
+            print('已保存。')
     print(total)
     print(total)
 func()
 func()
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