__all__ count: 33
docs/api.md symbol mentions: 36

In __all__ but weak/absent in docs/api.md:
  - clear_file_cache
  - delete_hdu
  - get_batch_info
  - get_cache_performance
  - get_header
  - insert_hdu
  - open_subset_reader
  - read_batch
  - read_table_rows
  - replace_hdu
  - stream_table
  - to_arrow
  - to_pandas
  - to_polars
  - verify_checksums
  - write_checksums

In docs/api.md but not root __all__ (may be submodule API):
  - ContinuumNormalize
  - DataView
  - DopplerShift
  - FitsCutoutDataset
  - FitsImageDataset
  - FitsImageIterableDataset
  - FitsTableDataset
  - FitsTableIterableDataset
  - SpectralBinning
  - __all__
  - data
  - hdu
  - make_loader
  - read_arrow
  - read_polars
  - read_torch
  - torchfits
  - transforms
  - where
