forms.py 文件源码

def __init__(self, *args, **kwargs):
        super(UserRoleForm, self).__init__(*args, **kwargs)
        self.fields['group'].empty_label = None
        self.fields['user'].empty_label = None
        users = User.objects.filter().exclude(id=settings.ANONYMOUS_USER_ID)
        self.fields['user'].choices = [(user.pk, user.username) for user in users]