Parent is now mandatory when creating a new BaseInstance class

src/myfasthtml/controls/TabsManager.py

@@ -77,12 +77,12 @@ class Commands(BaseCommands):
 class TabsManager(MultipleInstance):
   _tab_count = 0
   
-  def __init__(self, session, _id=None):
-    super().__init__(session, Ids.TabsManager, _id=_id)
+  def __init__(self, parent, _id=None):
+    super().__init__(Ids.TabsManager, parent, _id=_id)
     self._state = TabsManagerState(self)
     self.commands = Commands(self)
     self._boundaries = Boundaries()
-    self._search = Search(self._session,
+    self._search = Search(self,
                           items=self._get_tab_list(),
                           get_attr=lambda x: x["label"],
                           template=self._mk_tab_button)
@@ -102,7 +102,7 @@ class TabsManager(MultipleInstance):
     tab_config = self._state.tabs[tab_id]
     if tab_config["component_type"] is None:
       return None
-    return InstancesHelper.dynamic_get(self._session, tab_config["component_type"], tab_config["component_id"])
+    return InstancesHelper.dynamic_get(self, tab_config["component_type"], tab_config["component_id"])
   
   @staticmethod
   def _get_tab_count():
@@ -114,7 +114,7 @@ class TabsManager(MultipleInstance):
     logger.debug(f"on_new_tab {label=}, {component=}, {auto_increment=}")
     if auto_increment:
       label = f"{label}_{self._get_tab_count()}"
-    component = component or VisNetwork(self._session, nodes=vis_nodes, edges=vis_edges)
+    component = component or VisNetwork(self, nodes=vis_nodes, edges=vis_edges)
     tab_id = self.add_tab(label, component)
     return (
         self._mk_tabs_controller(),
@@ -328,7 +328,7 @@ class TabsManager(MultipleInstance):
         tab_content = self._mk_tab_content(active_tab, content)
         self._state._tabs_content[active_tab] = tab_content
     else:
-      tab_content = self._mk_tab_content("", None)
+      tab_content = self._mk_tab_content(None, None)
     
     return Div(
       tab_content,