TensorFlow数值加减-认识Variable

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tensorflow教程顺序有点乱,其实这个应该放在第二篇的,大伙凑合看吧^_^

硬件:NVIDIA-GTX1080

软件:Windows7、python3.6.5、tensorflow-gpu-1.4.0

一、基础知识

当tf定义variable时,需要在session定义之后初始化一次!

二、代码展示

import tensorflow as tf

state = tf.Variable(0, name='counter')
#print(state.name)
one = tf.constant(1)

new_value = tf.add(state, one)
update = tf.assign(state, new_value)

init = tf.global_variables_initializer() #must have if define variable

with tf.Session() as sess:
    sess.run(init) #must have if define session
    for i in range(3):
        sess.run(update)
        print(sess.run(state))

三、结果展示

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转载自blog.csdn.net/samylee/article/details/84618972