clean attr-test 01 - with ext option parameter

openpype/hosts/nuke/plugins/load/load_model.py

@@ -46,7 +46,7 @@ class AlembicModelLoader(api.Loader):
         with anlib.maintained_selection():
             model_node = nuke.createNode(
                 "ReadGeo2",
-                "name {} file {} read_from_file True".format(
+                "name {} file {} ".format(
                     object_name, file),
                 inpanel=False
             )

openpype/hosts/nuke/plugins/publish/extract_model.py

@@ -42,7 +42,7 @@ class ExtractModel(openpype.api.Extractor):
         staging_dir = self.staging_dir(instance)
 
         # get extension form setting or from preset
-        extension = instance.context.data["modelFormat"]
+        extension = instance.context.data["project_settings"]["nuke"]["create"]["CreateModel"]["extension"]
         if not extension :
             extension = next((k[1] for k in self.write_geo_knobs
                             if k[0] == "file_type"), None)

openpype/settings/defaults/project_settings/nuke.json

@@ -28,7 +28,7 @@
             ]
         },
         "CreateModel": {
-            "extension": ".abc"
+            "extension": "abc"
         }
     },
     "publish": {