| # Copyright 2020 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 Keras high level APIs, e.g. fit, evaluate and predict.""" |
| |
| from __future__ import absolute_import |
| from __future__ import division |
| from __future__ import print_function |
| |
| from absl.testing import parameterized |
| import numpy as np |
| |
| from tensorflow.python import keras |
| from tensorflow.python.distribute import combinations as ds_combinations |
| from tensorflow.python.framework import test_combinations as combinations |
| from tensorflow.python.keras.distribute.strategy_combinations import all_strategies |
| from tensorflow.python.platform import test |
| |
| |
| class KerasModelsTest(test.TestCase, parameterized.TestCase): |
| |
| @ds_combinations.generate( |
| combinations.combine( |
| distribution=all_strategies, mode=["eager"])) |
| def test_lstm_model_with_dynamic_batch(self, distribution): |
| input_data = np.random.random([1, 32, 64, 64, 3]) |
| input_shape = tuple(input_data.shape[1:]) |
| |
| def build_model(): |
| model = keras.models.Sequential() |
| model.add( |
| keras.layers.ConvLSTM2D( |
| 4, |
| kernel_size=(4, 4), |
| activation="sigmoid", |
| padding="same", |
| input_shape=input_shape)) |
| model.add(keras.layers.GlobalMaxPooling2D()) |
| model.add(keras.layers.Dense(2, activation="sigmoid")) |
| return model |
| |
| with distribution.scope(): |
| model = build_model() |
| model.compile(loss="binary_crossentropy", optimizer="adam") |
| result = model.predict(input_data) |
| self.assertEqual(result.shape, (1, 2)) |
| |
| |
| if __name__ == "__main__": |
| test.main() |