1 import tensorflow as tf
2 import os
3 os.environ['TF_CPP_MIN_LOG_LEVEL'] = '2'
4
5 '''创建一个常量op'''
6 m1 = tf.constant([[3, 3]])
7 '''创建一个常量op'''
8 m2 = tf.constant([[2], [3]])
9 '''创建一个矩阵乘法op，把m1,m2传入'''
10 product = tf.matmul(m1, m2)
11 print(product)
12
13 '''创建一个会话，用于执行矩阵乘法'''
14 sess = tf.Session()
15 result = sess.run(product)
16 print(result)
17 sess.close()
18
19 '''通过with语句执行完成后，将自动关闭session'''
20 with tf.Session() as sess:
21 sess = tf.Session()
22 result = sess.run(product)
23 print(result)
