jrmccluskey commented on code in PR #31026:
URL: https://github.com/apache/beam/pull/31026#discussion_r1571282051
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sdks/python/apache_beam/ml/transforms/tft_test.py:
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@@ -155,6 +155,134 @@ def test_ScaleTo01(self):
actual_output, equal_to(expected_output, equals_fn=np.array_equal))
+class ScaleToGaussianTest(unittest.TestCase):
+ def setUp(self) -> None:
+ self.artifact_location = tempfile.mkdtemp()
+
+ def tearDown(self):
+ shutil.rmtree(self.artifact_location)
+
+ def test_gaussian_list_uniform_distribution(self):
+ list_data = [{'x': [1, 2, 3]}, {'x': [4, 5, 6]}]
+ with beam.Pipeline() as p:
+ list_result = (
+ p
+ | "listCreate" >> beam.Create(list_data)
+ | "listMLTransform" >> base.MLTransform(
+ write_artifact_location=self.artifact_location).with_transform(
+ tft.ScaleToGaussian(columns=['x'])))
+
+ expected_data = [
+ np.array([-1.46385, -0.87831, -0.29277], dtype=np.float32),
Review Comment:
switched to the np float comparison function
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