models.py 文件源码

def save_document(cls, zip_code, address, neighborhood, city, state):
        """
        Create or update a document
        returns True if created and False if only updated
        Update condition is based on zipcode. If zipcode already exists in db
        the the document is only updated. Otherwise the document is created
        """
        try:
            object_ = cls.objects.get(zip_code=zip_code)
            object_.update(
                address=address,
                neighborhood=neighborhood,
                city=city,
                state=state
            )
            return False
        except DoesNotExist:
            cls(
                zip_code=zip_code,
                address=address,
                neighborhood=neighborhood,
                city=city,
                state=state).save()
            return True