themisim.fetch_weights

themisim.fetch_weights(dest_dir=None, *, url=None, expected_sha256='f9c97e906bee7a34f0727377f8b3194086080fa9573390db44daab4ce2c64e33', force=False)[source]

Return a local path to the verified checkpoint, downloading if needed.

Parameters:

  • dest_dir (str | Path, optional) – Directory to cache the checkpoint in. Defaults to $THEMIS_ASI_WEIGHTS or ./weights.

  • url (str, optional) – Override the download URL. Defaults to DEFAULT_WEIGHTS_URL / $THEMIS_ASI_WEIGHTS_URL.

  • expected_sha256 (str, optional) – Verify the file against this digest (default: the pinned hash). Pass None to skip verification.

  • force (bool) – Re-download even if a valid local copy exists.

Return type:

Path