data_vars ["ssh"]

ssh

alt_names	'xe' 'wlv'
cmap	'cmo.balance:piv0'
name	None
squeeze	None
search_order	'sn'
add_loc	False

["attrs"]

standard_name	'sea_surface_height' 'sea_surface_height_above_sea_level' 'sea_surface_height_above_geoid'
long_name	'Sea surface height'
units	'm'

["select"]

Empty dictionary