Cleanup: defer import until needed

scripts/startup/bl_operators/node.py

@@ -26,8 +26,6 @@ from bpy.app.translations import (
     pgettext_rpt as rpt_,
 )
 
-from nodeitems_builtins import node_tree_group_type
-
 
 class NodeSetting(PropertyGroup):
     value: StringProperty(
@@ -151,6 +149,8 @@ class NODE_OT_add_node(NodeAddOperator, Operator):
 
     @classmethod
     def description(cls, _context, properties):
+        from nodeitems_builtins import node_tree_group_type
+
         nodetype = properties["type"]
         if nodetype in node_tree_group_type.values():
             for setting in properties.settings: