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當閱讀cifar10 example時,我可以看到下面的代碼段,它被認爲遵循google命令行標準。但具體來說,這段代碼段做了什麼?我沒有找到API文檔覆蓋像tf.app.flags.DEFINE_string
tf.app.flags的用法或API
FLAGS = tf.app.flags.FLAGS
tf.app.flags.DEFINE_string('train_dir', '/tmp/cifar10_train',
"""Directory where to write event logs """
"""and checkpoint.""")
tf.app.flags.DEFINE_integer('max_steps', 1000000,
"""Number of batches to run.""")
tf.app.flags.DEFINE_boolean('log_device_placement', False,
"""Whether to log device placement.""")