add info message about server interface settigns

Signed-off-by: Zen <[email protected]>

Author: desultory

src/prometheus_exporter/exporter.py

@@ -39,6 +39,8 @@ def __init__(self, config_file='config.toml', labels=Labels(), *args, **kwargs):
         port = kwargs.pop('port') if 'port' in kwargs else self.config.get('listen_port', DEFAULT_PORT)
         kwargs['server_address'] = (ip, port)
 
+        self.logger.info("Exporter server address: %s:%d" % (*kwargs['server_address'], ))
+
         super().__init__(*args, **kwargs)
 
     def __setattr__(self, name, value):