updates with cls

handler.py

@@ -7,10 +7,9 @@ class EndpointHandler:
     _instance = None  # Singleton instance
     _model_loaded = False  # Flag to check if the model is loaded
 
-    def __new__(cls, *args, **kwargs):
+    def __new__(cls, *args, **kwargs):  # Allow arguments to pass through
         if not cls._instance:
-            cls._instance = super(EndpointHandler, cls).__new__(cls, *args, **kwargs)
-            cls._instance._model_loaded = False
+            cls._instance = super(EndpointHandler, cls).__new__(cls)
         return cls._instance
 
     def __init__(self, model_path=""):
@@ -40,6 +39,13 @@ class EndpointHandler:
             }
 
             self._model_loaded = True
+            
+    @classmethod
+    def get_instance(cls, model_path=""):
+        """Provides access to the singleton instance."""
+        if not cls._instance:
+            cls._instance = cls(model_path)  # Create instance if it doesn't exist
+        return cls._instance
 
     def __call__(self, data: Union[Dict[str, Any], str]) -> List[Dict[str, Any]]:
         """