Fix - deprecated function variable

app.py

@@ -9,13 +9,13 @@ access_token = os.getenv("HF_ACCESS_TOKEN")
 tokenizer = AutoTokenizer.from_pretrained(
     MODEL_NAME, 
     trust_remote_code=True,
-    use_auth_token=access_token)
+    token=access_token)
 model = AutoModelForCausalLM.from_pretrained(
     MODEL_NAME,
     torch_dtype=torch.bfloat16,
     device_map="auto",
     trust_remote_code=True,
-    use_auth_token=access_token
+    token=access_token
 )
 
 def improve_code(code: str) -> str: