def _wx_on_cancel(self, event):

        self.return_code = CANCEL

        # Let the default handler close the dialog appropriately.
        event.Skip()
HackerRank does not support numpy
dataset/ETHPy150Open enthought/pyface/pyface/ui/wx/dialog.py/Dialog._wx_on_cancel--crossover with--dataset/ETHPy150Open algorhythms/HackerRankAlgorithms/Red John is Back.py/Solution.sum_prime