save project

func.py

+def menu():
+    total = []
+    while True:
+        try:
+            unit= int(input("请输入："))
+        except:
+            print("你输入有误,请输入数字")
+        else:
+            if unit== 'q':
+                break
+            else:
+                return totel
+                t=menu()
+                print(t)
+                total.append(unit)
+        print(total)
+menu()
\ No newline at end of file