Update app.py

app.py

@@ -6,7 +6,7 @@ import os, shutil
 def duplicate(source_repo, dst_repo, token, repo_type):
     # Creating repos has inconsistent API (https://github.com/huggingface/huggingface_hub/issues/47)
     repo_namespace, dst_id = dst_repo.split("/")
-    username = whoami(token)
+    username = whoami(token)["name"]
     org = None
     if repo_namespace != username:
       org = repo_namespace