Method prepare

aiohttp/web_reqrep.py:690–696

(self, request)

    @asyncio.coroutine
    def prepare(self, request):
        resp_impl = self._start_pre_check(request)
        if resp_impl is not None:
            return resp_impl
        yield from request.app.on_response_prepare.send(request, self)

        return self._start(request)

    def _start(self, request):
        self._req = request