def clearTxbs(self):
        del self.txbs[:]  # self.txbs.clear() not supported before python 3.3
Given the active indices of phi_0(s) find the final active indices of phi(s) based on discovered features
dataset/ETHPy150Open ioflo/ioflo/ioflo/aio/proto/stacking.py/Stack.clearTxbs--crossover with--dataset/ETHPy150Open rlpy/rlpy/rlpy/Representations/iFDD.py/iFDD.findFinalActiveFeatures