def path_shift(self, shift=1):
        script = self.environ.get('SCRIPT_NAME','/')
        self['SCRIPT_NAME'], self['PATH_INFO'] = path_shift(script, self.path, shift)
Return the distance between the current touch and another touch.
dataset/ETHPy150Open adampresley/bottlepy-bootstrap/app/bottle.py/BaseRequest.path_shift--crossover with--dataset/ETHPy150Open kivy/kivy/kivy/input/motionevent.py/MotionEvent.distance