import tensorflow as tf
input1=tf.placeholder(tf.float32)
input2=tf.placeholder(tf.float32)
output=tf.multiply(input1,input2)
with tf.Session() as sess:
print(sess.run(output,feed_dict={input1:[7.],input2:[2.]}))import tensorflow as tf
input1=tf.placeh
阅读背景：
tensorflow中的placeholder的机制
来源：互联网
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