Fix lint

Author: Val Brodsky

libs/labelbox/src/labelbox/client.py

@@ -715,6 +715,7 @@ def create_project(self, **kwargs) -> Project:
             logger.warning(
                 "Creating a project without specifying media_type"
                 " through this method will soon no longer be supported.")
+            media_type_value = None
 
         ontology_kind = kwargs.pop("ontology_kind", None)
         if ontology_kind and OntologyKind.is_supported(ontology_kind):
@@ -1262,6 +1263,7 @@ def create_ontology(self,
         NOTE caller of this method is expected to set media_type to Conversational if ontology_kind is ModelEvaluation
         """
 
+        media_type_value = None
         if media_type:
             if MediaType.is_supported(media_type):
                 media_type_value = media_type.value

libs/labelbox/src/labelbox/schema/ontology_kind.py

@@ -48,9 +48,8 @@ def to_editor_task_type(ontology_kind: OntologyKind,
         return editor_task_type
 
     @staticmethod
-    def map_to_editor_task_type(
-            onotology_kind: OntologyKind,
-            media_type: MediaType) -> Optional[EditorTaskType]:
+    def map_to_editor_task_type(onotology_kind: OntologyKind,
+                                media_type: MediaType) -> EditorTaskType:
         if onotology_kind == OntologyKind.ModelEvaluation and media_type == MediaType.Conversational:
             return EditorTaskType.ModelChatEvaluation
         else: