A CUDSDataSelector is a class that operates on a CUDS container item iterator is described as follows:
class CUDSDataExtractor(HasStrictTraits):
"""
"""
#: The function to call that iterates over the desired items. Iteration
#: should return a tuple of (uid, data).
function = Callable
# The list of keys to restrict the data extraction.
keys = Either(None, List(UUID))
#: The list of cuba keys that are available (read only)
available = Property(List(CUBA), depends_on='function')
#: Currently selected CUBA key
selected = Instance(CUBA)
#: The dictionary mapping uid to the extracted value.
data = Property(Dict(Instance(UUID), Any), depends_on='selected, available')
A
CUDSDataSelectoris a class that operates on a CUDS container item iterator is described as follows: