python随机生成图片

#-*-coding:utf-8-*-
import tensorflow as tf
import numpy as np
import cv2
image = tf.random_uniform([200, 200, 3],minval=1,maxval=255, dtype=tf.int32)
with tf.Session()as sess:
myImage=sess.run(image)
print(myImage)
cv2.imwrite("test.jpg", myImage)