STT-tensorflow/tensorflow/python/distribute/numpy_dataset_test.py
A. Unique TensorFlower 0a88318ac7 Add tf.distribute.Strategy.experimental_make_numpy_iterator() function.
PiperOrigin-RevId: 228584021
2019-01-09 14:10:49 -08:00

45 lines
1.6 KiB
Python

# Copyright 2019 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 numpy_dataset."""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import numpy as np
from tensorflow.python.distribute import numpy_dataset
from tensorflow.python.eager import test
from tensorflow.python.framework import test_util
from tensorflow.python.ops import variable_scope
class InitVarFromNumpyTest(test.TestCase):
@test_util.run_in_graph_and_eager_modes
def test_creating_var_with_numpy_arrays(self):
with self.cached_session() as session:
x = np.asarray(np.random.random((64, 3)), dtype=np.float32)
initial = np.zeros_like(x)
var_x = variable_scope.variable(initial)
numpy_dataset.init_var_from_numpy(var_x, x, session)
val = self.evaluate(var_x.value())
# Verify that the numpy value is copied to the variable.
self.assertAllEqual(x, val)
if __name__ == '__main__':
test.main()