def clean_email(self):
        email = self.cleaned_data["email"]
        self.users_cache = User.objects.filter(email__iexact=email, is_active=True)
        if len(self.users_cache) > 0:
            raise forms.ValidationError(USER_EMAIL_ERROR_MESSAGES)
        return email
Saves the scene to a Geomview OOGL file. Requires VTK 4 to
dataset/ETHPy150Open scieloorg/scielo-manager/scielomanager/journalmanager/forms.py/UserCreationForm.clean_email--crossover with--dataset/ETHPy150Open enthought/mayavi/tvtk/pyface/tvtk_scene.py/TVTKScene.save_oogl