How to use the musictheory.chordicCWeights function in musictheory

def testInst(name):
    inst = filezart.getInstrument(name)
    scale = musictheory.scale7()
    progsize = rselect((2,3,4,5,6))
    progcount = rselect((1,2,3,4,5))
    csize = wselect({2:5, 3:10, 4:20, 5:10, 6:5})
    bpm = wselect({80:5, 100:10, 120:20, 140:10, 160:5, 180:5})   
    palett = musictheory.palette(scale, progsize, progcount, csize)
    palett._bpm = bpm
    palett.autoProgs()    
    for i in range(2):
        centre = rselect(musictheory.listNotes(inst))
        ncount = wselect(musictheory.chordicCWeights())
        palett._n1.addVoice(inst, centre, "chordic", ncount)    
    play(palett._n1.previewAudio(bpm))

scale = musictheory.scale7()
    progsize = rselect((2,3,4,5,6))
    progcount = rselect((1,2,3,4,5))
    csize = wselect({2:5, 3:10, 4:20, 5:10, 6:5})
    bpm = wselect({80:5, 100:10, 120:20, 140:10, 160:5, 180:5})
    print("making",name)
    
    palett = musictheory.palette(scale, progsize, progcount, csize)
    palett._bpm = bpm
    palett.autoProgs()
    themes = (palett._n1, palett._n2, palett._bg, palett._ch, palett._ge)
    
    for inst in cinsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.chordicCWeights())
            them.addVoice(inst, centre, "chordic", ncount)
            
    for inst in sminsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.smelodicCWeights())
            them.addVoice(inst, centre, "smelodic", ncount)
            
    for inst in lminsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.lmelodicCWeights())
            them.addVoice(inst, centre, "lmelodic", ncount)
            
    for inst in pinsts:
        for them in themes:

if name == None:
        name = naming.name()
    scale = musictheory.scale7()
    progsize = rselect((2,3,4,5,6))
    progcount = rselect((1,2,3,4,5))
    csize = wselect({2:5, 3:10, 4:20, 5:10, 6:5})
    bpm = wselect({80:5, 100:10, 120:20, 140:10, 160:5, 180:5})
    print("making",name)
    palett = musictheory.palette(scale, progsize, progcount, csize)
    palett._bpm = bpm
    palett.autoProgs()
    themes = (palett._n1, palett._n2, palett._bg, palett._ch, palett._ge)
    for inst in cinsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.chordicCWeights())
            them.addVoice(inst, centre, "chordic", ncount)  
    for inst in sminsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.smelodicCWeights())
            them.addVoice(inst, centre, "smelodic", ncount)
    for inst in lminsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.lmelodicCWeights())
            them.addVoice(inst, centre, "lmelodic", ncount)
    for inst in pinsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.percussionCWeights())
            them.addVoice(inst, centre, "percussion", ncount)

def autoGen(voice, theme, pal):
    typ = voice._mtype
    if typ == "chordic":
        ncount = wselect(musictheory.chordicCWeights())
    elif typ == "percussion":
        ncount = wselect(musictheory.percussionCWeights())
    elif typ == "smelodic":
        ncount = wselect(musictheory.smelodicCWeights())
    elif typ == "lmelodic":
        ncount = wselect(musictheory.lmelodicCWeights())
    elif typ == "generic":
        ncount = wselect(musictheory.genericCWeights())
    voice.autoProg(theme._cprog, theme._progc, theme._csize, ncount, None, None)
    print("Voice was auto-generated")

them.addVoice(inst, centre, "lmelodic", ncount)
    for inst in pinsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.percussionCWeights())
            them.addVoice(inst, centre, "percussion", ncount)
    for inst in ginsts:
        for them in themes:
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.genericCWeights())
            them.addVoice(inst, centre, "generic", ncount)    
    for inst in miminsts:
        for them in themes:
            toCopy = rselect(them._voices["chordic"] + them._voices["smelodic"])
            centre = rselect(musictheory.listNotes(inst))
            ncount = wselect(musictheory.chordicCWeights())
            voic = musictheory.voice(inst, centre, scale, "chordic", 0, 0)
            try:
                voic.mimic(toCopy)
                them.addVoiceAsIs(voic)                  
            except:
                print("could not mimic!")
    for t in themes:
        t.shuffleSort()
            
    filezart.makeFolder("../exports/song_" + name)
    palett.infoToFolder(bpm, "../exports/song_" + name)

    print("done with", name)
            
    return palett