I can save and load Datagrid content

src/myfasthtml/core/dbmanager.py

@@ -55,13 +55,14 @@ class DbObject:
       self._initializing = old_state
   
   def __setattr__(self, name: str, value: str):
-    if name.startswith("_") or name.startswith("ns") or getattr(self, "_initializing", False):
+    if name.startswith("_") or name.startswith("ns_") or getattr(self, "_initializing", False):
       super().__setattr__(name, value)
       return
     
-    old_value = getattr(self, name, None)
-    if old_value == value:
-      return
+    if not name.startswith("ne_"):
+      old_value = getattr(self, name, None)
+      if old_value == value:
+        return
     
     super().__setattr__(name, value)
     self._save_self()

src/myfasthtml/core/instances.py

@@ -144,8 +144,11 @@ class UniqueInstance(BaseInstance):
                parent: Optional[BaseInstance] = None,
                session: Optional[dict] = None,
                _id: Optional[str] = None,
-               auto_register: bool = True):
+               auto_register: bool = True,
+               on_init=None):
     super().__init__(parent, session, _id, auto_register)
+    if on_init is not None:
+      on_init()
 
 
 class MultipleInstance(BaseInstance):