import tensorflow as tf
state = tf.Variable(0,name='counter')#創(chuàng)建變量
#print state.name
one = tf.constant(1)#創(chuàng)建常量
new_value = tf.add(state,one)#加法
update = tf.assign(state,new_value)#重新分配
init = tf.initialize_all_variables()#must have if define variable
#在會話中操作
with tf.Session() as sess:
? ? sess.run(init)
? ? for _ in range(3):
? ? ? ? sess.run(update)
? ? ? ? print sess.run(state)
