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45 lines
1.5 KiB
45 lines
1.5 KiB
# MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
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# Copyright (C) 2020-2021, UChicago Argonne, LLC. All rights reserved.
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# Released under the modified BSD license. See COPYING.md for more details.
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from tempfile import NamedTemporaryFile
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from typing import Any
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from miplearn.features.sample import MemorySample, Sample, Hdf5Sample
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def _test_sample(sample: Sample) -> None:
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_assert_roundtrip(sample, "A")
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_assert_roundtrip(sample, True)
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_assert_roundtrip(sample, 1)
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_assert_roundtrip(sample, 1.0)
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_assert_roundtrip(sample, ["A", "BB", "CCC", "こんにちは"])
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_assert_roundtrip(sample, [True, True, False])
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_assert_roundtrip(sample, [1, 2, 3])
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_assert_roundtrip(sample, [1.0, 2.0, 3.0])
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def _assert_roundtrip(sample: Sample, expected: Any) -> None:
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sample.put("key", expected)
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actual = sample.get("key")
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assert actual == expected
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assert actual is not None
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if isinstance(actual, list):
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assert isinstance(actual[0], expected[0].__class__), (
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f"Expected class {expected[0].__class__}, "
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f"found {actual[0].__class__} instead"
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)
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else:
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assert isinstance(actual, expected.__class__), (
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f"Expected class {expected.__class__}, "
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f"found class {actual.__class__} instead"
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)
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def test_memory_sample() -> None:
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_test_sample(MemorySample())
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def test_hdf5_sample() -> None:
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file = NamedTemporaryFile()
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_test_sample(Hdf5Sample(file.name))
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