Issue on page /notebooks/08-01-Identifying-hot-pixels.html

[prajwel]

The code block shown at https://www.astropy.org/ccd-reduction-and-photometry-guide/v/dev/notebooks/08-01-Identifying-hot-pixels.html#example throws a FileNotFoundError error in the rendered book.

[will-henney]

The same problem is seen in 3.2.2.1.

In both cases, the file that it fails to find is https://zenodo.org/record/4302262/files/combined_dark_exposure_1000.0.fit.bz2

Then there are knock-on failures in 6.3.2.3. Reading in and applying masks