Update package versions.

Do not use Path in schemas (causes issues with empty paths).
Change how notifications are handled.
Run tests with Python 3.9

gns3server/controller/notification.py

@@ -30,7 +30,7 @@ class Notification:
     def __init__(self, controller):
         self._controller = controller
         self._project_listeners = {}
-        self._controller_listeners = []
+        self._controller_listeners = set()
 
     @contextmanager
     def project_queue(self, project_id):
@@ -39,6 +39,7 @@ class Notification:
 
         Use it with Python with
         """
+
         queue = NotificationQueue()
         self._project_listeners.setdefault(project_id, set())
         self._project_listeners[project_id].add(queue)
@@ -54,8 +55,9 @@ class Notification:
 
         Use it with Python with
         """
+
         queue = NotificationQueue()
-        self._controller_listeners.append(queue)
+        self._controller_listeners.add(queue)
         try:
             yield queue
         finally:
@@ -100,6 +102,7 @@ class Notification:
         :param event: Event to send
         :param compute_id: Compute id of the sender
         """
+
         if action == "node.updated":
             try:
                 # Update controller node data and send the event node.updated

gns3server/controller/project.py

@@ -100,7 +100,7 @@ class Project:
         # Disallow overwrite of existing project
         if project_id is None and path is not None:
             if os.path.exists(path):
-                raise ControllerForbiddenError("The path {} already exist.".format(path))
+                raise ControllerForbiddenError("The path {} already exists".format(path))
 
         if project_id is None:
             self._id = str(uuid4())
@@ -128,7 +128,6 @@ class Project:
             self.dump()
 
         self._iou_id_lock = asyncio.Lock()
-
         log.debug('Project "{name}" [{id}] loaded'.format(name=self.name, id=self._id))
 
     def emit_notification(self, action, event):

gns3server/controller/template.py

@@ -99,13 +99,13 @@ class Template:
         if builtin is False:
             try:
                 template_schema = TEMPLATE_TYPE_TO_SHEMA[self.template_type]
-                template_settings_with_defaults = template_schema .parse_obj(self.__json__())
-                self._settings = jsonable_encoder(template_settings_with_defaults.dict())
+                template_settings_with_defaults = template_schema.parse_obj(self.__json__())
+                self._settings = template_settings_with_defaults.dict()
                 if self.template_type == "dynamips":
                     # special case for Dynamips to cover all platform types that contain specific settings
                     dynamips_template_schema = DYNAMIPS_PLATFORM_TO_SHEMA[self._settings["platform"]]
                     dynamips_template_settings_with_defaults = dynamips_template_schema.parse_obj(self.__json__())
-                    self._settings = jsonable_encoder(dynamips_template_settings_with_defaults.dict())
+                    self._settings = dynamips_template_settings_with_defaults.dict()
             except ValidationError as e:
                 print(e) #TODO: handle errors
                 raise