converted start method to class methods

openpype/modules/default_modules/hosts_job_server/module.py

@@ -1,4 +1,5 @@
 from openpype.modules import OpenPypeModule
+from openpype.api import get_system_settings
 
 
 class HostsJobServer(OpenPypeModule):
@@ -30,16 +31,34 @@ class HostsJobServer(OpenPypeModule):
         api_path = "{}/api/jobs/{}".format(self._server_url, job_id)
         return requests.get(api_path)
 
-    def start_server(self, port=None, host=None):
+    @classmethod
+    def get_server_url_from_settings(cls):
+        module_settings = get_system_settings()["modules"]
+        return (
+            module_settings
+            .get("hosts_job_server", {})
+            .get("server_url")
+        )
+
+    @classmethod
+    def start_server(cls, port=None, host=None):
         from .job_server import main
 
         return main(port, host)
 
-    def start_worker(self, app_name, server_url=None):
+    @classmethod
+    def start_worker(cls, app_name, server_url=None):
+        import requests
         from openpype.lib import ApplicationManager
 
         if server_url is None:
-            server_url = self._server_url
+            server_url = cls.get_server_url_from_settings()
+
+        if not server_url:
+            raise ValueError("Server url is not set.")
+
+        # Validate url
+        requests.get(server_url)
 
         app_manager = ApplicationManager()
         app = app_manager.applications.get(app_name)
@@ -49,10 +68,11 @@ class HostsJobServer(OpenPypeModule):
             )
 
         if app.host_name == "tvpaint":
-            return self._start_tvpaint_worker(app, server_url)
+            return cls._start_tvpaint_worker(app, server_url)
         raise ValueError("Unknown host \"{}\"".format(app.host_name))
 
-    def _start_tvpaint_worker(self, app, server_url):
+    @classmethod
+    def _start_tvpaint_worker(cls, app, server_url):
         from .job_workers.tvpaint_worker import main
 
         executable = app.find_executable()