Update app.py

app.py

@@ -154,7 +154,8 @@ def main():
     # then hide the input
     huggingface_token = st.text_input("Enter your HuggingFace Hub token", type="password", value="DNTClESFouRJbgsoxTzdLFzYfIlGSVsWvM")
     #openai_api_key = st.text_input("Enter your OpenAI API key", type="password")
-
+    if not huggingface_token.startswith("hf_"):
+        huggingface_token = "hf_" + huggingface_token
     # set this key as an environment variable
     os.environ["HUGGINGFACEHUB_API_TOKEN"] = huggingface_token
     #os.environ["OPENAI_API_KEY"] = openai_api_key