fix model name

app.py

@@ -17,7 +17,7 @@ default_code = '''\
 def print_hello_world():\
 '''
 
-model_ckpt = "codeparrot"
+model_ckpt = "lvwerra/codeparrot"
 tokenizer = load_tokenizer(model_ckpt)
 model = load_model(model_ckpt)
 gen_kwargs = {}