b = lambda i, x: (tf.compat.v1.Print(i + 1, [i]), tf.compat.v1.Print(x + 1, [i], "x:"))
python骚气的写法：b = lambda i, x: (tf.compat.v1.Print(i + 1, [i]), tf.compat.v1.Print(x + 1, [i], "x:"))
原文：https://www.cnblogs.com/DDBD/p/13740645.html
