CVtrainer: bugfix wrt parallel.pool.Constant
CVtrainer: bugfix wrt parallel.pool.Constant

TWOEARS/Auditory-Machine-Learning-Training-and-Testing-Pipeline,TWOEARS/Auditory-Machine-Learning-Training-and-Testing-Pipeline,TWOEARS/identification-training-pipeline,TWOEARS/identification-training-pipeline,TWOEARS/identification-training-pipeline,TWOEARS/identification-training-pipeline,TWOEARS/Auditory-Machine-Learning-Training-and-Testing-Pipeline,TWOEARS/Auditory-Machine-Learning-Training-and-Testing-Pipeline,TWOEARS/Auditory-Machine-Learning-Training-and-Testing-Pipeline,TWOEARS/identification-training-pipeline,TWOEARS/Auditory-Machine-Learning-Training-and-Testing-Pipeline,TWOEARS/identification-training-pipeline