digraph EchoServer {
   PC [ label="Python Client" URL="https://github.com/rc-dukes/vertx-eventbus-python/blob/master/python/tests/test_eventbus.py" ]
   BR [ label="Java vert.x tcp Eventbus Bridge" URL="https://github.com/rc-dukes/vertx-eventbus-python/blob/master/java/src/main/java/io/vertx/example/util/TcpEventBusBridgeStarter.java" ]
   EV [ label="Java EchoVerticle" URL="https://github.com/rc-dukes/vertx-eventbus-python/blob/master/java/src/main/java/io/vertx/example/echo/EchoVerticle.java" ]
   PC -> BR [ label="register" ]
   PC -> BR [ label="unregister" ]
   PC -> BR [ label="ping" ]
   BR -> PC [ label="pong" ]
   PC -> BR [ label="send" ]
   PC -> BR [ label="publish" ]
   BR -> EV [ color="blue" label="..." ]
   EV -> BR [ color="blue" label="reply" ]
   EV -> BR [ label="send" ]
   EV -> BR [ label="publish" ]
   BR -> PC [ color="blue" label="..." ]
}