import tensorflow as tf
x = tf.constant([2,3,4,5])
shape = tf.shape(x)

with tf.Session() as sess:
	print(sess.run(shape))

import tensorflow as tf
x = tf.constant([2,3,4,5])
shape1 = x.get_shape()
shape2 = x.get_shape().as_list()

with tf.Session() as sess:
	print(sess.run(shape1))
	print(sess.run(shape2))