class_docstr: IOBase
class_docstr_tok: ["IOBase"]
code: def from_http(self, request: "fastapi.Request"):
      raise NotImplementedError
  
file_path: towhee/towhee/serve/io/base.py
imports: from typing import Any
  from abc import ABC, abstractmethod
  from enum import Enum, auto
label_desc: Use image node_id 2 for calling the IOBase obj's underlying member method code with example usage: obj.from_http(request) without return types