coords ["level"]

level

alt_names	'model_level' 'lev' 'nz' 'nk' 'z' 'kmt' 'zi'
name	None
search_order	'ns'
loc	None
add_loc	None
exclude	False

["attrs"]

standard_name	'model_level_number'
long_name	'Model level number'
axis	'Z'
units

["add_coords_loc"]

Empty dictionary