def relsmbezier(self, x2, y2, x, y):
        self.path.append(
            's' + str(x2) + ',' + str(y2) + ' ' + str(x) + ',' + str(y))
Search backward through the history for the string of characters
dataset/ETHPy150Open CGATOxford/cgat/CGAT/SVGdraw.py/pathdata.relsmbezier--crossover with--dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/python/Lib/site-packages/pyreadline/modes/emacs.py/EmacsMode.history_search_backward