Joran R. Angevaare

@jbusecke thanks a lot for all the fixes! I see that [numpy 1.24.0 drop of deprecated ](https://github.com/numpy/numpy/pull/22607) `np.float` caused some issues, the `np.zeros(.., float)` will be interpreted as `np.zeros(.., np.float64)`'s...

I think we could easily fix this by changing all the dtypes in strax to tuples indeed. The user would have to e.g. `list(strax.interval_dtype)` in case the user would like...

hi @jbusecke sorry for the delay on my side - I missed these previous comments.

I had the same in a python 3.8 build, I think the issue is in `cf_xarray`, downgrading to `0.7.7` fixed the issue for me. I think `cf_xarray` has [silently dropped...

fixed in #366