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authorGravatar Allen Lavoie <allenl@google.com>2018-05-09 11:28:30 -0700
committerGravatar TensorFlower Gardener <gardener@tensorflow.org>2018-05-09 13:08:46 -0700
commit80ec58f7d6f59618aaf7da7e0465441c7c83bc1d (patch)
treecd7135f89474d8913ddacefe060bf765351bbe5a /tensorflow/contrib/timeseries
parent7baa9ffe735adfa11c987c435216943767530269 (diff)
TFTS: Make estimators_test non-flaky
Replaces a "loss decreased" check with basic shape checking (it should have been seeded already, so there's likely some race condition which I should track down...). PiperOrigin-RevId: 196001526
Diffstat (limited to 'tensorflow/contrib/timeseries')
-rw-r--r--tensorflow/contrib/timeseries/python/timeseries/estimators_test.py9
1 files changed, 5 insertions, 4 deletions
diff --git a/tensorflow/contrib/timeseries/python/timeseries/estimators_test.py b/tensorflow/contrib/timeseries/python/timeseries/estimators_test.py
index 706742ca28..983455f63d 100644
--- a/tensorflow/contrib/timeseries/python/timeseries/estimators_test.py
+++ b/tensorflow/contrib/timeseries/python/timeseries/estimators_test.py
@@ -68,15 +68,16 @@ class TimeSeriesRegressorTest(test.TestCase):
eval_input_fn = input_pipeline.RandomWindowInputFn(
input_pipeline.NumpyReader(features), shuffle_seed=3, num_threads=1,
batch_size=16, window_size=16)
- first_estimator.train(input_fn=train_input_fn, steps=5)
+ first_estimator.train(input_fn=train_input_fn, steps=1)
first_loss_before_fit = first_estimator.evaluate(
input_fn=eval_input_fn, steps=1)["loss"]
- first_estimator.train(input_fn=train_input_fn, steps=50)
+ self.assertAllEqual([], first_loss_before_fit.shape)
+ first_estimator.train(input_fn=train_input_fn, steps=1)
first_loss_after_fit = first_estimator.evaluate(
input_fn=eval_input_fn, steps=1)["loss"]
- self.assertLess(first_loss_after_fit, first_loss_before_fit)
+ self.assertAllEqual([], first_loss_after_fit.shape)
second_estimator = estimator_fn(model_dir, exogenous_feature_columns)
- second_estimator.train(input_fn=train_input_fn, steps=2)
+ second_estimator.train(input_fn=train_input_fn, steps=1)
whole_dataset_input_fn = input_pipeline.WholeDatasetInputFn(
input_pipeline.NumpyReader(features))
whole_dataset_evaluation = second_estimator.evaluate(