actions.py 文件源码

def export_to_csv(self, ids):
        qs = json.loads(self.model.objects(id__in=ids).to_json())

        def generate():
            yield ','.join(list(max(qs, key=lambda x: len(x)).keys())) + '\n'
            for item in qs:
                yield ','.join([str(i) for i in list(item.values())]) + '\n'

        return Response(
            generate(),
            mimetype="text/csv",
            headers={
                "Content-Disposition":
                "attachment;filename=%s.csv" % self.model.__name__.lower()
            }
        )