import tensorflow as tf
matrix1=tf.constant([[3,3]])
matrix2=tf.constant([[2],[2]])

product=tf.matmul(matrix1,matrix2)

#method 1
sess=tf.Session()
result=sess.run(product)
print(result)
sess.close()

#method2

with tf.Session() as sess:
  result2=sess.run(product)
  print(result2)