Update app.py

app.py

@@ -13,12 +13,16 @@ def load_healthcare_ner_pipeline():
     """Load the Hugging Face pipeline for Healthcare NER."""
     global ner_pipeline
     if ner_pipeline is None:
+
+        token = os.getenv("HFTOKEN")  # Retrieve token from environment variable
+        if not token:
+            raise ValueError("HF_TOKEN is not set. Please add it to the Secrets in your Space settings.")
+        
         ner_pipeline = pipeline(
             "token-classification",
             model="TypicaAI/HealthcareNER-Fr",
             aggregation_strategy="first",  # Groups B- and I- tokens into entities
-            use_auth_token=os.getenv("HFTOKEN")  # Use the token for gated models
-
+            use_auth_token=token  # Use the token for gated models
         )
     return ner_pipeline