Update app.py

app.py

@@ -39,3 +39,13 @@ interface = gr.Interface(
 
 if __name__ == "__main__":
     interface.launch()
+import os
+from transformers import AutoTokenizer, AutoModelForCausalLM
+
+# Load authentication token from environment variables
+hf_token = os.getenv("HF_AUTH_TOKEN")
+
+# Load the Med42 model with the token
+med42_model_name = "m42-health/med42-70b"
+med42_tokenizer = AutoTokenizer.from_pretrained(med42_model_name, use_auth_token=hf_token)
+med42_model = AutoModelForCausalLM.from_pretrained(med42_model_name, use_auth_token=hf_token)