[FBcode->GH] Added url to class mapping logic to manifold download (#3864)

Reviewed By: fmassa

Differential Revision: D28537606

fbshipit-source-id: beaf15f4e38a7d986ef26587383aa2aee3e48952

Author: prabhat00155

torchvision/datasets/_utils.py

@@ -1,4 +1,4 @@
-def _download_file_from_remote_location(fpath: str) -> None:
+def _download_file_from_remote_location(fpath: str, url: str) -> None:
     pass
 
 

torchvision/datasets/utils.py

@@ -123,7 +123,7 @@ def download_url(
         return
 
     if _is_remote_location_available():
-        _download_file_from_remote_location(fpath)
+        _download_file_from_remote_location(fpath, url)
     else:
         # expand redirect chain if needed
         url = _get_redirect_url(url, max_hops=max_redirect_hops)