class UserSettingsForm(forms.ModelForm):
    class Meta:
        model = get_user_model()
        fields = ('about')
class UserSettings(UpdateView):
    form_class = UserSettingsForm
    template_name = "user/settings.html"
    def get_object(self, queryset=None):
        return self.request.user
    def get_success_url(self):
        return reverse('user_detail', args=[self.request.user.username])
 url(r'^settings/$', UserSettings.as_view(), name='user_settings')