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- # Copyright (c) Facebook, Inc. and its affiliates.
- #
- # This source code is licensed under the MIT license found in the
- # LICENSE file in the root directory of this source tree.
- import unittest
- import uuid
- from fairseq.logging import metrics
- class TestMetrics(unittest.TestCase):
- def test_nesting(self):
- with metrics.aggregate() as a:
- metrics.log_scalar("loss", 1)
- with metrics.aggregate() as b:
- metrics.log_scalar("loss", 2)
- self.assertEqual(a.get_smoothed_values()["loss"], 1.5)
- self.assertEqual(b.get_smoothed_values()["loss"], 2)
- def test_new_root(self):
- with metrics.aggregate() as a:
- metrics.log_scalar("loss", 1)
- with metrics.aggregate(new_root=True) as b:
- metrics.log_scalar("loss", 2)
- self.assertEqual(a.get_smoothed_values()["loss"], 1)
- self.assertEqual(b.get_smoothed_values()["loss"], 2)
- def test_nested_new_root(self):
- with metrics.aggregate() as layer1:
- metrics.log_scalar("loss", 1)
- with metrics.aggregate(new_root=True) as layer2:
- metrics.log_scalar("loss", 2)
- with metrics.aggregate() as layer3:
- metrics.log_scalar("loss", 3)
- with metrics.aggregate(new_root=True) as layer4:
- metrics.log_scalar("loss", 4)
- metrics.log_scalar("loss", 1.5)
- self.assertEqual(layer4.get_smoothed_values()["loss"], 4)
- self.assertEqual(layer3.get_smoothed_values()["loss"], 3)
- self.assertEqual(layer2.get_smoothed_values()["loss"], 2.5)
- self.assertEqual(layer1.get_smoothed_values()["loss"], 1.25)
- def test_named(self):
- name = str(uuid.uuid4())
- metrics.reset_meters(name)
- with metrics.aggregate(name):
- metrics.log_scalar("loss", 1)
- metrics.log_scalar("loss", 3)
- with metrics.aggregate(name):
- metrics.log_scalar("loss", 2)
- self.assertEqual(metrics.get_smoothed_values(name)["loss"], 1.5)
- def test_nested_duplicate_names(self):
- name = str(uuid.uuid4())
- metrics.reset_meters(name)
- with metrics.aggregate(name):
- metrics.log_scalar("loss", 1)
- with metrics.aggregate() as other:
- with metrics.aggregate(name):
- metrics.log_scalar("loss", 2)
- metrics.log_scalar("loss", 6)
- self.assertEqual(metrics.get_smoothed_values(name)["loss"], 3)
- self.assertEqual(other.get_smoothed_values()["loss"], 2)
- if __name__ == "__main__":
- unittest.main()
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