tensorflow 简单的例子

利用feed注入机制实现加减
代码如下：

import tensorflow as tfa = tf.placeholder(tf.int16)b = tf.placeholder(tf.int16)add = tf.add(a,b)mul = tf.multiply(a,b)with tf.Session() as sess:    print("%i" %sess.run(add,feed_dict={a:30,b:40}))    print("%i" %sess.run(mul,feed_dict={a:18,b:40}))

实现如下：