Fixes for Python 2

Author: LaurieCheers-unity

src/ros_tcp_endpoint/default_server_endpoint.py

@@ -9,7 +9,7 @@ def main(args=None):
     tcp_server = TcpServer("UnityEndpoint")
 
     # Start the Server Endpoint
-    rospy.init_node(ros_node_name, anonymous=True)
+    rospy.init_node(tcp_server.node_name, anonymous=True)
     tcp_server.start()
     rospy.spin()
 

src/ros_tcp_endpoint/publisher.py

@@ -32,7 +32,7 @@ def __init__(self, topic, message_class, queue_size=10, latch=False):
             queue_size:    Max number of entries to maintain in an outgoing queue
         """
         strippedTopic = re.sub("[^A-Za-z0-9_]+", "", topic)
-        node_name = f"{strippedTopic}_RosPublisher"
+        node_name = "{}_RosPublisher".format(strippedTopic)
         RosSender.__init__(self, node_name)
         self.msg = message_class()
         self.pub = rospy.Publisher(topic, message_class, queue_size=queue_size, latch=latch)

src/ros_tcp_endpoint/service.py

@@ -31,7 +31,7 @@ def __init__(self, service, service_class):
             service_class:  The service class in catkin workspace
         """
         strippedService = re.sub("[^A-Za-z0-9_]+", "", service)
-        node_name = f"{strippedService}_RosService"
+        node_name = "{}_RosService".format(strippedService)
         RosSender.__init__(self, node_name)
 
         self.srv_class = service_class._request_class()

src/ros_tcp_endpoint/subscriber.py

@@ -34,7 +34,7 @@ def __init__(self, topic, message_class, tcp_server, queue_size=10):
             queue_size:    Max number of entries to maintain in an outgoing queue
         """
         strippedTopic = re.sub("[^A-Za-z0-9_]+", "", topic)
-        self.node_name = f"{strippedTopic}_RosSubscriber"
+        self.node_name = "{}_RosSubscriber".format(strippedTopic)
         RosReceiver.__init__(self, self.node_name)
         self.topic = topic
         self.msg = message_class

src/ros_tcp_endpoint/unity_service.py

@@ -34,7 +34,7 @@ def __init__(self, topic, service_class, tcp_server, queue_size=10):
             queue_size:    Max number of entries to maintain in an outgoing queue
         """
         strippedTopic = re.sub("[^A-Za-z0-9_]+", "", topic)
-        node_name = f"{strippedTopic}_service"
+        node_name = "{}_service".format(strippedTopic)
 
         self.topic = topic
         self.service_class = service_class