def save(self, commit=True):
        super(ServiceForm, self).save(commit=False)

        def save_m2m():
            opts = self.instance._meta
            cleaned_data = self.cleaned_data
            fields = self._meta.fields
            for f in opts.many_to_many:
                if fields and f.name not in fields:
                    continue
                if f.name != cleaned_data:
                    if f.name == 'depends_on':
                        self.instance.depends_on.clear()
                        for service in cleaned_data[f.name]:
                            Dependency.objects.get_or_create(
                                dependant=self.instance, provider=service
                            )
                    else:
                        f.save_form_data(self.instance, cleaned_data[f.name])

        if commit:
            self.instance.save()
            save_m2m()

        return self.instance
dataset/ETHPy150Open mozilla/inventory/core/service/forms.py/ServiceForm.save/operator `in` -> `!=`