cf.Domain.new_aux_identifier

Domain.new_aux_identifier()

Return a new, unique auxiliary coordinate identifier for the domain.

See also

new_measure_identifier, new_dimemsion_identifier, new_ref_identifier

The domain is not updated.

Returns:

out : str

The new identifier.

Examples:

>>> d.items(role='a').keys()
['aux2', 'aux0']
>>> d.new_aux_identifier()
'aux3'

>>> d.items(role='a').keys()
[]
>>> d.new_aux_identifier()
'aux0'