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# Copyright 2016 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 tensorflow.python.training.saver.py."""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import os
from tensorflow.python.client import session
from tensorflow.python.framework import constant_op
from tensorflow.python.framework import dtypes
from tensorflow.python.framework import ops
from tensorflow.python.ops import partitioned_variables
from tensorflow.python.ops import variables
from tensorflow.python.platform import test
from tensorflow.python.training import saver
class SaverLargePartitionedVariableTest(test.TestCase):
# Need to do this in a separate test because of the amount of memory needed
# to run this test.
def testLargePartitionedVariables(self):
save_path = os.path.join(self.get_temp_dir(), "large_variable")
var_name = "my_var"
# Saving large partition variable.
with session.Session("", graph=ops.Graph()) as sess:
with ops.device("/cpu:0"):
# Create a partitioned variable which is larger than int32 size but
# split into smaller sized variables.
init = lambda shape, dtype, partition_info: constant_op.constant(
True, dtype, shape)
partitioned_var = partitioned_variables.create_partitioned_variables(
[1 << 31], [4], init, dtype=dtypes.bool, name=var_name)
variables.global_variables_initializer().run()
save = saver.Saver(partitioned_var)
val = save.save(sess, save_path)
self.assertEqual(save_path, val)
if __name__ == "__main__":
test.main()
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