def sub_decodeTree(dataIN,iL):
    res = None
    if iL[0] < len(dataIN):
        res = binTree.BinTree(None,None,None)
        if dataIN[iL[0]] == '0':
            iL = [iL[0]+1]
            res.left = sub_decodeTree(dataIN,iL)
            iL = [iL[0]+9]
            res.right = sub_decodeTree(dataIN,iL)
        else:
            word = ''
            for i in range(8):
                word += dataIN[iL[0]+i+1]
            word = toBinary(word)[0]
            res.key = word
    return res

swag = sub_decodeTree('0010111010010110001001011000010101100011101100101',[0])