'Focus on the closest window to the right of the current window'

def cmd_right(self):

    win = self.clients.current_client
    (x, y) = (win.x, win.y)
    candidates = [c for c in self.clients if (c.info()['x'] > x)]
    self.clients.current_client = self._get_closest(x, y, candidates)
    self.group.focus(self.clients.current_client)
