code: def _call(
      self,
      inp: t.Any = None,
      *,
      _bentoml_api: InferenceAPI[t.Any],
      **kwargs: t.Any,
  ) -> t.Any:
      # All gRPC kwargs should be poped out.
      kwargs = {
          k: v for k, v in kwargs.items() if not k.startswith("_grpc_")
      }
      api = _bentoml_api
  
      if api.multi_input:
          if inp is not None:
              raise BentoMLException(
                  f"'{api.name}' takes multiple inputs; all inputs must be passed as keyword arguments."
              )
          # TODO: remove asyncio run after descriptor rework
          fake_resp = asyncio.run(
              api.input.to_http_response(kwargs, None)
          )
      else:
          fake_resp = asyncio.run(api.input.to_http_response(inp, None))
  
      # TODO: Temporary workaround before moving everything to StreamingResponse
      if isinstance(fake_resp, starlette.responses.StreamingResponse):
  
          async def get_body():
              return "".join([s async for s in fake_resp.body_iterator])
  
          req_body = asyncio.run(get_body())
      else:
          req_body = fake_resp.body
  
      resp = self.client.post(
          api.route,
          content=req_body,
          headers={"content-type": fake_resp.headers["content-type"]},
      )
      if resp.status_code != 200:
          raise BentoMLException(
              f"Error making request: {resp.status_code}: {str(resp.content)}"
          )
  
      fake_req = starlette.requests.Request(scope={"type": "http"})
      headers = starlette.datastructures.Headers(headers=resp.headers)
      fake_req._body = resp.content
      # Request.headers sets a _headers variable. We will need to set this
      # value to our fake request object.
      fake_req._headers = headers  # type: ignore (request._headers is property)
  
      return asyncio.run(api.output.from_http_request(fake_req))
  
imports: from __future__ import annotations
  import asyncio
  import json
  import logging
  import time
  import typing
  from functools import cached_property
  import httpx
  import starlette.datastructures
  import starlette.requests
  from ...exceptions import BentoMLException
  from ...exceptions import RemoteException
  from ..None import io_descriptors
  from ..service import Service
  from ..service.inference_api import InferenceAPI
  from .None import AsyncClient
  from .None import Client
  from .None import SyncClient
label_desc: Use image node_id 5 for calling the SyncHTTPClient obj's underlying member method code with example usage: obj._call(inp) and returns: asyncio, str