def cheby1(N, rp, Wn, btype='low', analog=False, output='ba'):
    return iirfilter(N, Wn, rp=rp, btype=btype, analog=analog,
                     output=output, ftype='cheby1')
Return an iterable of possible labels.
dataset/ETHPy150Open scipy/scipy/scipy/signal/filter_design.py/cheby1--crossover with--dataset/ETHPy150Open sloria/TextBlob/textblob/classifiers.py/NLTKClassifier.labels