Update download.py to support scene models

combo/utils/download.py

@@ -22,7 +22,7 @@ def download_file(model_name, force=False):
     _make_cache_dir()
     split_name = model_name.split("-")
     data = split_name[-1]
-    url = _URL.format(model=model_name, data=DATA_TO_PATH[data])
+    url = _URL.format(model=model_name, data=DATA_TO_PATH.get(data, data))
     local_filename = url.split("/")[-1]
     location = os.path.join(_CACHE_DIR, local_filename)
     if os.path.exists(location) and not force: