添加
FLAGS = tf.app.flags.FLAGS lst = list(FLAGS._flags().keys()) for key in lst: FLAGS.__delattr__(key)
或
FLAGS = tf.app.flags.FLAGS lst = list(FLAGS._flags().keys()) for key in lst: FLAGS.delattr(key)
参考文献：
https://blog.csdn.net/qq_40488484/article/details/89113678
Tensorflow 错误：The flag 'xxx' is defined twice
原文：https://www.cnblogs.com/jhc888007/p/11372008.html