use block_size

src/datasets/download/streaming_download_manager.py

@@ -499,7 +499,7 @@ def xopen(file: str, mode="r", *args, download_config: Optional[DownloadConfig]
     main_hop, *rest_hops = file_str.split("::")
     if is_local_path(main_hop):
         # ignore fsspec-specific kwargs
-        kwargs.pop("chunk_size", None)
+        kwargs.pop("block_size", None)
         return open(main_hop, mode, *args, **kwargs)
     # add headers and cookies for authentication on the HF Hub and for Google Drive
     file, storage_options = _prepare_path_and_storage_options(file_str, download_config=download_config)
@@ -915,7 +915,7 @@ def _iter_from_urlpath(
         compression = _get_extraction_protocol(urlpath, download_config=download_config)
         # Set chunk_size=0 to get faster streaming
         # (e.g. for hf:// and https:// it uses streaming Requests file-like instances)
-        with xopen(urlpath, "rb", download_config=download_config, chunk_size=0) as f:
+        with xopen(urlpath, "rb", download_config=download_config, block_size=0) as f:
             if compression == "zip":
                 yield from cls._iter_zip(f)
             else: