### Environment I setup a new virtualenv and ran through the http example: https://github.com/open-telemetry/opentelemetry-python/tree/master/examples/http. ### Expected After running the client, I was expecting to see the span being printed in both the client and the server consoles. ### Actual The span was printed to the client console. On the server side, the span was only printed once I exited the application (ctrl+c)