TypeError: 'NoneType' object is not iterable

Question

File "D:\Projects\movie_project\app\admin\views.py", line 496, in role_add     form = RoleForm()     if form.validate_on_submit:         data = form.data         role = Role(             name=data["name"],             auths=",".join(map(lambda v: str(v), data["auths"]))  # data中的数据为空导致的 TypeError: 

Answer 1

rustgopy 2017-11-11 22:04:47

同学，你贴一下完整的代码！