@larch.ValidateLarchPlugin
def _oplot(x, y, win=1, _larch=None, wxparent=None,  size=None, **kws):
    _plot(x, y, win=win, size=size, new=False, _larch=_larch, wxparent=wxparent, **kws)
Initialize the mock file factory.
dataset/ETHPy150Open xraypy/xraylarch/plugins/wx/plotter.py/_oplot--crossover with--dataset/ETHPy150Open google/fplutil/buildutil/android_test.py/FileSetMockFactory.__init__