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# Copyright 2018 The TensorFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ==============================================================================
"""Tests for class OneDeviceStrategy."""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from tensorflow.contrib.distribute.python import one_device_strategy
from tensorflow.contrib.distribute.python import strategy_test_lib
from tensorflow.python.eager import test
from tensorflow.python.framework import test_util
class OneDeviceStrategyTest(strategy_test_lib.DistributionTestBase):
def _get_distribution_strategy(self):
return one_device_strategy.OneDeviceStrategy("/device:CPU:0")
def testMinimizeLossEager(self):
self._test_minimize_loss_eager(self._get_distribution_strategy())
def testMinimizeLossGraph(self):
self._test_minimize_loss_graph(self._get_distribution_strategy())
def testMapReduce(self):
self._test_map_reduce(self._get_distribution_strategy())
def testDeviceIndex(self):
self._test_device_index(self._get_distribution_strategy())
def testTowerId(self):
self._test_tower_id(self._get_distribution_strategy())
@test_util.run_in_graph_and_eager_modes
def testCallAndMergeExceptions(self):
self._test_call_and_merge_exceptions(self._get_distribution_strategy())
if __name__ == "__main__":
test.main()
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