Update app.py

app.py

@@ -19,8 +19,8 @@ def load_model(model_name="BioGPT"):
       "BioGPT-QA-PubMedQA-BioGPT":"microsoft/BioGPT-Large-PubMedQA"
   }
 
-  tokenizer = BioGptTokenizer.from_pretrained(model_name_map[model_name])
-  model = BioGptForCausalLM.from_pretrained(model_name_map[model_name])
+  tokenizer = BioGptTokenizer.from_pretrained("microsoft/biogpt")
+  model = BioGptForCausalLM.from_pretrained("microsoft/biogpt")
   return tokenizer, model