Return a new, unique cell measure identifier for the domain.
The domain is not updated.
Returns: |
|
---|---|
Examples: |
>>> d.items(role='m').keys()
['msr2', 'msr0']
>>> d.new_measure_identifier()
'msr3'
>>> d.items(role='m').keys()
[]
>>> d.new_measure_identifier()
'msr0'