TensorFlow 合并 / 连接 数组

import tensorflow as tfa = tf.Variable([4,5,6])b = tf.Variable([1,2,3])c = tf.concat(0,[a,b])init_op = tf.initialize_all_variables()with tf.Session() as sess:    sess.run(init_op)    print(sess.run(c))

结果打印：
[4 5 6 1 2 3]