Erin Sheldon comments

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                                            Erin Sheldon

writing bool image is silently ignored

ping

Comments for binary table columns

I'm sorry I didn't reply to this earlier. I think this should be possible, but would be some work to implement. Is this something you would like to contribute?

Comments for binary table columns

I have not been able to find a way to do this

prevent writing of completely empty files

You need to write something. To create an empy first HDU, write None ```python import fitsio fname = 'test.fits' with fitsio.FITS(fname, mode='rw', clobber=True) as fits: fits.write(None) with fitsio.FITS(fname) as fits:...

prevent writing of completely empty files

I converted this to a feature request

prevent writing of completely empty files

There is something to discuss about this. If we implemented this feature request then it would not be possible to update the file at a later date to contain data...

prevent writing of completely empty files

That would not match expectations for python file opening; if you use `open(fname, 'w')` it will create the file

prevent writing of completely empty files

The code does raise `OSError` on trying to open an empty file with mode read only

prevent writing of completely empty files

I will argue that If you open a file with mode `rw` and don't write anything it is a bug

prevent writing of completely empty files

Note this is underlying cfitsio behavior not fitsio behavior; the same thing happens if you open a file with cfitsio and don't write anything, it leaves an empty file and...