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import tensorflow as tf


    

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# Simple hello world using TensorFlow

# Create a Constant op
# The op is added as a node to the default graph.
#
# The value returned by the constructor represents the output
# of the Constant op.

hello = tf.constant('Hello, TensorFlow!')


    

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# Start tf session
sess = tf.Session()


    

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# Run graph
print (sess.run(hello))