save project

func.py

@@ -2,10 +2,14 @@
 if a():
     total = []
     while True:
-        
+        unit= input("请输入：")
         if unit== 'q':
             break
         else:
+            try:
+                num=int(unit)
+            except:
+                print("请输入数字")
+            else:
             total.append(unit)
 a()
-print(total)
\ No newline at end of file