text: import tensorflow as tf
  import os
  from tensorflow.python.framework import ops
  import warnings
  
  warnings.filterwarnings("ignore")
  os.environ['TF_CPP_MIN_LOG_LEVEL'] = '3'
  ops.reset_default_graph()
  
  a = tf.placeholder("float")
  b = tf.placeholder("float")
  
  y = tf.multiply(a, b)
  sess = tf.Session()
  print(sess.run(y, feed_dict={a: 3, b: 5}))
  