from _typeshed.wsgi import StartResponse, WSGIApplication, WSGIEnvironment from typing import Iterable, Mapping, Text class DispatcherMiddleware(object): app: WSGIApplication mounts: Mapping[Text, WSGIApplication] def __init__(self, app: WSGIApplication, mounts: Mapping[Text, WSGIApplication] | None = ...) -> None: ... def __call__(self, environ: WSGIEnvironment, start_response: StartResponse) -> Iterable[bytes]: ...