df fixes

src/leaderboard/build_leaderboard.py

@@ -23,12 +23,19 @@ def time_diff_wrapper(func):
 
     return wrapper
 
+def chmod_recursive(path, mode):
+    os.chmod(path, mode)
+    for root, dirs, files in os.walk(path):
+        for dir in dirs:
+            os.chmod(os.path.join(root, dir), mode)
+        for file in files:
+            os.chmod(os.path.join(root, file), mode)
 
 @time_diff_wrapper
 def download_dataset(repo_id, local_dir, repo_type="dataset", max_attempts=3, backoff_factor=1.5):
     """Download dataset with exponential backoff retries."""
-    os.makedirs(local_dir, exist_ok=True)
-    os.chmod(local_dir, 777)
+    os.makedirs(local_dir,777, exist_ok=True)
+    os.makedirs('./tmp',777, exist_ok=True)
     attempt = 0
     while attempt < max_attempts:
         try: