tf.contrib.training.get_or_create_eval_step()
Defined in tensorflow/python/training/evaluation.py.
Gets or creates the eval step Tensor.
A Tensor representing a counter for the evaluation step.
ValueError: If multiple Tensors have been added to the tf.GraphKeys.EVAL_STEP collection.
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Licensed under the Creative Commons Attribution License 3.0.
Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/api_docs/python/tf/contrib/training/get_or_create_eval_step