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shape可以写成[]或者None。
import tensorflow as tf
import numpy as np
a = tf.placeholder(shape=[],dtype=tf.int32,name='ab')
with tf.Session() as sess:
print(sess.run(a,feed_dict={'ab:0':1}))
shape可以写成[]或者None。import tensorflow as tf
import numpy as np
a = tf.placeholder(shape=[],dtype=tf.int32,name='ab')
with tf.Session() as sess:
print(sess.run(a,feed_dict={'ab:0':1}))
本文标题：[tf]placeholder如果只是传递一个数字那么shape
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