save project

func.py

@@ -5,6 +5,11 @@ def new_input():
     if unit== 'q':
         break
     else:
-        total.append(unit)
-    print(total)
-new_input()
\ No newline at end of file
+        try:
+            unit = int(unit)
+        except:   
+            print("请重新输入一个数")
+         else:    
+            total.append(unit)              
+    print("-"*30)
+new_input()