SampleSet missing attributes 'key'
With the updated version of the
probes are now
SampleSet objects. Special care is taken to make sure the required attributes are defined for samples within them.
However there is no check for
SampleSet attributes, which is not directly an issue. But later down the pipeline, when using checkpointed experiment, the
BioAlgCheckpointWrapper rely on the
key attribute to run (i.e.