remove migration script

user_history.py

@@ -352,7 +352,7 @@ def _get_nb_users() -> int:
     user_history = _UserHistory()
     if not user_history.initialized:
         return 0
-    if user_history.folder_path is not None:
+    if user_history.folder_path is not None and user_history.folder_path.exists():
         return len([path for path in user_history.folder_path.iterdir() if path.is_dir()])
     return 0
 
@@ -361,7 +361,7 @@ def _get_nb_images() -> int:
     user_history = _UserHistory()
     if not user_history.initialized:
         return 0
-    if user_history.folder_path is not None:
+    if user_history.folder_path is not None and user_history.folder_path.exists():
         return len([path for path in user_history.folder_path.glob("*/images/*")])
     return 0
 
@@ -420,4 +420,4 @@ def _fetch_admins() -> List[str]:
     response = requests.get(f"https://huggingface.co/api/organizations/{namespace}/members")
     if response.status_code == 200:
         return sorted((member["user"] for member in response.json()), key=lambda x: x.lower())
-    return [namespace]
+    return [namespace]