[HfFileSystem] Faster fs.walk() (#2346)

* faster fs walk

* add missing args

src/huggingface_hub/hf_file_system.py

@@ -403,6 +403,12 @@ def _ls_tree(
                 out.append(cache_path_info)
         return out
 
+    def walk(self, path, *args, **kwargs):
+        # Set expand_info=False by default to get a x10 speed boost
+        kwargs = {"expand_info": kwargs.get("detail", False), **kwargs}
+        path = self.resolve_path(path, revision=kwargs.get("revision")).unresolve()
+        yield from super().walk(path, *args, **kwargs)
+
     def glob(self, path, **kwargs):
         # Set expand_info=False by default to get a x10 speed boost
         kwargs = {"expand_info": kwargs.get("detail", False), **kwargs}