How to use the pysces.PyscesPlot.Graphics2dObj function in pysces

def getNewByIndex(self, x, lines):
        data = self.data.take([x]+lines, axis=1)
        G = Graphics2dObj(data, 0)
        G.setDataLabels([self.data_lines[x]] + [self.data_lines[i] for i in lines])
        return G

self.selected = selected
        else:
            selected = []

    # working on this ... think I'm almost finished now
    def getNewByIndex(self, x, lines):
        data = self.data.take([x]+lines, axis=1)
        G = Graphics2dObj(data, 0)
        G.setDataLabels([self.data_lines[x]] + [self.data_lines[i] for i in lines])
        return G

    # working on this ... think I'm almost finished now
    def getNewByName(self, x, lines):
        return self.getNewByIndex(self.getIdx(x), [self.getIdx(l) for l in lines])

class Graphics3dObj(Graphics2dObj):
    ztitle = 'z'
    zlog = False
    __dims__ = 3

    def __init__(self, data, xidx, yidx):
        self.setData(data)
        self.setAxis(x=xidx, y=yidx)

class PyscesGPlot2MPL:
    """
    Old 'gnuplot' plotting functions using a matplotlib backend
    """
    mode_interactive = True
    mode_create_new_figure = True
    new_figure_generator = None
    current_figure = None

def plotX(self, data):
        if self.mode_create_new_figure:
            self.setNewFigure()
        if not self.mode_hold: self.P.clf()
        D = Graphics2dObj(data, None)
        ##  print type(D)
        ##  print D.var_idx
        ##  print D.data[1]
        self.P.plot(D.getVarData())

def plot2D(self, data, x, ylist=[], labels=None, style=None):
        assert type(ylist) == list, '\nylist must be a list'
        if self.mode_create_new_figure:
            self.setNewFigure()
        if not self.mode_hold: self.P.clf()
        D = Graphics2dObj(data, x)
        if labels != None: D.setDataLabels(labels)
        if len(ylist) == 0:
            print('ylist empty plotting all data vs (%s)' % x)
            ylist = list(range(data.shape[1]))
            ylist.pop(ylist.index(x))
        if len(ylist) > 0:
            ylt = (numpy.array(ylist) < D.data_shape[1])
            assert type(ylt) == numpy.ndarray, '\nInvalid y list this can be caused by a forgotten keyword labels='
            assert ylt.all(), '\nInvalid y index'
            D = D.getNewByIndex(x, ylist)
        self.P.ioff()
        usedline = []
        for line in D.data_lines:
            L = getattr(D, line)
            ##  print line, D.xaxis.idx, L.idx
            if L.idx != D.xaxis.idx and line not in usedline:

def plotLines2DX(self, data, x, labels=None):
        if not self.mode_hold: self.P.clf()
        ##  F = self.P.figure(1)
        ##  S = self.P.subplot(1,1,1)
        D = Graphics2dObj(data, x)
        print(D.var_idx)
        print(D.data[1])
        self.P.plot(D.xaxis.data, D.getVarData())