[py]: convert `service_url` to fstrings
@@ -51,7 +51,7 @@ class Service:
"""
Gets the url of the Service
"""
- return "http://%s" % utils.join_host_port('localhost', self.port)
+ return f"http://{utils.join_host_port('localhost', self.port)}"
def command_line_args(self):
raise NotImplementedError("This method needs to be implemented in a sub class")
