32 lines
1.1 KiB
Python
32 lines
1.1 KiB
Python
#! /usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import time
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import numpy as np
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import tensorflow as tf
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__all__ = ['PrefillStagingAreasHook']
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class PrefillStagingAreasHook(tf.estimator.SessionRunHook):
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def after_create_session(self, session, coord):
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# TODO: This assumes TF collections are ordered; is this safe?
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enqueue_ops = tf.get_collection('STAGING_AREA_PUTS')
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for i in range(len(enqueue_ops)):
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session.run(enqueue_ops[:i + 1])
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