cache# = < object>#

Cache provides a way to download and cache files.

  • downloader (Implementation of DownloaderBase) – Downloader object for downloading remote files.

  • storage (Implementation of StorageProviderBase) – Storage to store metadata about the files.

  • cache_dir (str or pathlib.Path) – Directory where the downloaded files will be stored.

  • expiry (astropy.units.quantity.Quantity or None, optional) – The interval after which the cache is invalidated. If the expiry is None, then the expiry is not checked. Defaults to 10 days.