import tensorflow as tf
# 定义一个变量 x = tf.Variable([1,2]) # 定义一个常量 a = tf.constant([3,3]) # 减法op sub = tf.subtract(x, a) # 加法op add = tf.add(x,sub) # 所有变量初始化 init = tf.global_variables_initializer() with tf.Session() as sess: # 执行变量初始化 sess.run(init) print(sess.run(sub)) print(sess.run(add))
原文：https://www.cnblogs.com/liuwenhua/p/11605297.html