code: def headers(self):
      return {
          k.decode("latin-1").lower(): v.decode("latin-1")
          for k, v in self.scope.get("headers") or []
      }
  
imports: import json
  from datasette.utils import MultiParams
  from mimetypes import guess_type
  from urllib.parse import parse_qs, urlunparse, parse_qsl
  from pathlib import Path
  from http.cookies import SimpleCookie, Morsel
  import aiofiles
  import aiofiles.os
label_desc: Use image node_id 7 for calling the Request obj's underlying member method code with example usage: obj.headers() and returns: unknown