def _find_goal_range(self):
        structure = self.__class__.MAZE_STRUCTURE
        size_scaling = self.__class__.MAZE_SIZE_SCALING
        for i in xrange(len(structure)):
            for j in xrange(len(structure[0])):
                if structure[i][j] == 'g':
                    minx = size_scaling * 0.5 - self._init_torso_x - j * size_scaling
                    maxx = j * size_scaling + size_scaling * 0.5 - self._init_torso_x
                    miny = i * size_scaling - size_scaling * 0.5 - self._init_torso_y
                    maxy = i * size_scaling + size_scaling * 0.5 - self._init_torso_y
                    return minx, maxx, miny, maxy
dataset/ETHPy150Open rllab/rllab/rllab/envs/mujoco/maze/maze_env.py/MazeEnv._find_goal_range/swapped operands of `-`