save project

func.py

@@ -5,6 +5,11 @@ def tianjia():
         if unit== 'q':
             break
         else:
-            total.append(unit)
+            try:
+                nuit = int(unit)
+            except:
+                print('请输入整数。')
+            else:
+                total.append(unit)
     print(total)
-tianjia()
+tianjia()
\ No newline at end of file