本文注意： 
1. placeholder应用与feed_dcit是绑定的 
2. 在r0.12版本中tensorflow的乘法是tensorflow.multiply(x,y)

    

     

      

       

      
      

       

        # -*- coding: utf-8 -*-
       
      
     

      

       

      
      

       

        """
       
      
     

      

       

      
      

       

        Created on Wed May 3 11:05:30 2017
       
      
     

      

       

      
      

       

        E-mail: Eric2014_Lv@sjtu.edu.cn
       
      
     

      

       

      
      

       

        @author: DidiLv
       
      
     

      

       

      
      

       

        """
       
      
     

      

       

      
      

       
 
       
      
     

      

       

      
      

       
 
       
      
     

      

       

      
      

       

        import tensorflow as tf
       
      
     

      

       

      
      

       
 
       
      
     

      

       

      
      

       

        input1 = tf.placeholder(tf.float32) # float32 type variabvle by dfault
       
      
     

      

       

      
      

       

        input2 = tf.placeholder(tf.float32)
       
      
     

      

       

      
      

       
 
       
      
     

      

       

      
      

       

        output = tf.multiply(input1,input2) # need to be notice
       
      
     

      

       

      
      

       
 
       
      
     

      

       

      
      

       

        with tf.Session() as sess:
       
      
     

      

       

      
      

       

         print(sess.run(output,feed_dict={input1:7, input2:2}))
       
      
    
   

    
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