Upload lookingglass.py with huggingface_hub

lookingglass.py

@@ -33,7 +33,7 @@ import torch.nn as nn
 import torch.nn.functional as F
 
 try:
-    from huggingface_hub import hf_hub_download, HfFileSystem
+    from huggingface_hub import hf_hub_download
     HF_HUB_AVAILABLE = True
 except ImportError:
     HF_HUB_AVAILABLE = False