diff --git a/nodestack.py b/nodestack.py
index e36326d..2b83466 100644
--- a/nodestack.py
+++ b/nodestack.py
@@ -34,6 +34,7 @@ class Node:
             return super().__new__(cls)
 
     def __init__(self, name: str, parent: Node | None = None) -> None:
+        """ instanciate """
         self.name = name
         self.parent = parent  # is set with add_child
         self.children: list[Node] = []