| # 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 the UnbatchDataset serialization.""" |
| from __future__ import absolute_import |
| from __future__ import division |
| from __future__ import print_function |
| |
| import numpy as np |
| |
| from tensorflow.python.data.experimental.kernel_tests.serialization import dataset_serialization_test_base |
| from tensorflow.python.data.experimental.ops import batching |
| from tensorflow.python.data.ops import dataset_ops |
| from tensorflow.python.platform import test |
| |
| |
| class UnbatchDatasetSerializationTest( |
| dataset_serialization_test_base.DatasetSerializationTestBase): |
| |
| def build_dataset(self, multiplier=15.0, tensor_slice_len=2, batch_size=2): |
| components = ( |
| np.arange(tensor_slice_len), |
| np.array([[1, 2, 3]]) * np.arange(tensor_slice_len)[:, np.newaxis], |
| np.array(multiplier) * np.arange(tensor_slice_len)) |
| |
| return dataset_ops.Dataset.from_tensor_slices(components).batch( |
| batch_size).apply(batching.unbatch()) |
| |
| def testCore(self): |
| tensor_slice_len = 8 |
| batch_size = 2 |
| num_outputs = tensor_slice_len |
| self.run_core_tests( |
| lambda: self.build_dataset(15.0, tensor_slice_len, batch_size), |
| lambda: self.build_dataset(20.0, tensor_slice_len, batch_size), |
| num_outputs) |
| |
| |
| if __name__ == "__main__": |
| test.main() |