Mask gets lost in `prepare_data`?
It looks like numpy.copy does not preserve masking. We use it here: https://git.ufz.de/FINAM/finam/-/blob/main/src/finam/data/tools.py#L80
Check that masking is preserved!
Edited by Martin Lange
It looks like numpy.copy does not preserve masking. We use it here: https://git.ufz.de/FINAM/finam/-/blob/main/src/finam/data/tools.py#L80
Check that masking is preserved!