class UserForm forms Form login form CharField def __init__ self args

class UserForm(forms.Form):
    login = form.CharField()

    def __init__(self, *args, *kwargs):
        self.user = kwargs.get('user')
        super(UserForm, self).__init__(*args, **kwargs)

    def save(self):
        login = self.cleaned_data['login']
        user = form.save_instance(self, user)
        return user