code: def npdtype_to_fieldpb_map() -> dict[ext.NpDTypeLike, str]:
      # np.dtype -> str
      return {v: k for k, v in fieldpb_to_npdtype_map().items()}
  
imports: from __future__ import annotations
  import json
  import logging
  import typing
  from functools import lru_cache
  from starlette.requests import Request
  from starlette.responses import Response
  from ...exceptions import BadInput
  from ...exceptions import InvalidArgument
  from ...exceptions import UnprocessableEntity
  from ...grpc.utils import LATEST_PROTOCOL_VERSION
  from ...grpc.utils import import_generated_stubs
  from ..service.openapi import SUCCESS_DESCRIPTION
  from ..service.openapi.specification import MediaType
  from ..service.openapi.specification import Schema
  from ..types import LazyType
  from ..utils import LazyLoader
  from ..utils.http import set_cookies
  from .base import IODescriptor
label_desc: Use image node_id 11 for calling a global function with example usage: npdtype_to_fieldpb_map() and returns: unknown