将下列代码改成画图子图为九行一列的：fig axs = pltsubplots3 3 figsize=10 10 for keyvalue in enumeratepixel_values row = key 3 col = key 3 axsrow colplotrangelenvalue value color

fig, axs = plt.subplots(9, 1, figsize=(10, 10)) for key,value in enumerate(pixel_values): axs[key].plot(range(len(value)), value, color='r') axs[key].set_ylim(10, 110) axs[key].set_xlabel('Frame') axs[key].set_ylabel('Value') plt.tight_layout() plt.show()