Method _request_start

tests/debug/session.py:742–761

(self, method)

        return "".join(event("output", str) for event in events)

    def _request_start(self, method):
        self.config.normalize()
        start_request = self.send_request(method, self.config)

        # Depending on whether it's "noDebug" or not, we either get the "initialized"
        # event, or an immediate response to our request.
        self.timeline.wait_until_realized(
            timeline.Event("initialized") | timeline.Response(start_request),
            freeze=True,
        )

        if start_request.response is not None:
            # It was an immediate response - either the request failed, or there is
            # no configuration stage for this debug session.
            start_request.response.result  # raise exception if failed
            return self.wait_for_process()

        # We got "initialized" - now we need to yield to the caller, so that it can
        # configure the session before it starts running.
        return self._ConfigurationContextManager(self)

    class _ConfigurationContextManager(object):
        """Handles the start configuration sequence from "initialized" event until