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scikit-hep · Oct 15, 2023 · c588cea · c588cea
1 parent cfb3c45
commit c588cea
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/uproot/source/fsspec.py b/src/uproot/source/fsspec.py
@@ -139,6 +139,7 @@ def chunks(
         self._num_requested_bytes += sum(stop - start for start, stop in ranges)
 
         chunks = []
+        # _cat_file is async while cat_file is not
         cat_file = self._fs._cat_file if self._fs.async_impl else self._fs.cat_file
         for start, stop in ranges:
             future = self._executor.submit(cat_file, self._file_path, start, stop)