text: import tensorflow as tf
  
  a = tf.constant(10, name="a")
  print(tf.get_default_graph().get_operations())
  
  b = tf.constant(10, name="b")
  c = tf.constant(10, name="c")
  print(tf.get_default_graph().get_operations())
  
  # node 정보확인
  print(a.op.node_def)
  
  # tf.multiply(a,b)
  d = a * b
  print(tf.get_default_graph().get_operations())
  print(d.op.node_def)
  
  e = d + c
  print(e.op.node_def)
  