data_vars ["vaisa"]

vaisa

alt_names	'vaisala'
name	None
cmap	None
squeeze	None
search_order	'sn'
add_loc	False

["attrs"]

standard_name	'brunt_vaisala_frequency_in_sea_water' 'brunt_vaisala_frequency'
long_name	'Brunt Vaisala frequency'
units	's-1'

["select"]

Empty dictionary