api.py 文件源码

def save_object(self, serializer):
        """save object"""
        contacts = []
        for contact_id in self.contacts:
            try:
                contact = Contact.objects.get(id=contact_id)
                contacts.append(contact)
            except (ValueError, Contact.DoesNotExist):
                raise ParseError("Invalid contacts")

        obj = serializer.save()
        obj.contacts.clear()
        for contact in contacts:
            obj.contacts.add(contact)
        obj.save()
        return obj