login before downloading model

app.py

@@ -66,6 +66,9 @@ def convert_and_upload_model(
     if prompt_template:
         command += ["--prompt_template", prompt_template]
 
+    # Login on behalf of user
+    huggingface_hub.login(huggingface_token)
+
     # Handle model conversion
     try:
         with st.spinner("Converting model"):
@@ -79,7 +82,6 @@ def convert_and_upload_model(
     # Handle model upload
     try:
         with st.spinner("Uploading converted model"):
-            huggingface_hub.login(huggingface_token)
             api = huggingface_hub.HfApi()
             if upload_mode == "new repo":
                 api.create_repo(new_model)