Comment lire une vidéo en python

import pylab
import imageio
#视频的绝对路径
filename = '/path/to/your/video.mp4'
#可以选择解码工具
vid = imageio.get_reader(filename,  'ffmpeg')
for im in enumerate(vid):
    #image的类型是mageio.core.util.Image可用下面这一注释行转换为arrary
    #image = skimage.img_as_float(im).astype(np.float32)
    fig = pylab.figure()
    fig.suptitle('image #{}'.format(num), fontsize=20)
    pylab.imshow(image)
pylab.show()

import numpy as np
import matplotlib.pyplot as plt
import pylab
import imageio
import skimage.io
import numpy as np  
import cv2  
cap = cv2.VideoCapture('/path/to/your/video.mp4')  
while(cap.isOpened()):  
    ret, frame = cap.read()  
    cv2.imshow('image', frame)  
    k = cv2.waitKey(20)  
    #q键退出
    if (k & 0xff == ord('q')):  
        break  
cap.release()  
cv2.destroyAllWindows()