use __str__ to show simulator details

villas/controller/controller.py

@@ -10,7 +10,7 @@ class Controller(kombu.mixins.ConsumerMixin):
 		self.connection = connection
 
 		for sim in self.simulators:
-			LOGGER.info("Adding %s simulator: %s (%s)", sim.type, sim.name, sim.uuid)
+			LOGGER.info('Adding %s', str(sim))
 			sim.set_connection(connection)
 
 	def get_consumers(self, Consumer, channel):

villas/controller/simulator.py

@@ -196,4 +196,4 @@ class Simulator(object):
 		self.started = time.time()
 
 	def __str__(self):
-		return "Simulator <%s, %s>" % (self.type, self.uuid)
+		return "%sSimulator <%s: %s>" % (self.type, self.name, self.uuid)