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							from dataclasses import dataclass
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							from dataclasses import field
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							def test_dataclasses():
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							    @dataclass
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							    class SimpleDataObject(object):
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							        field_a: int = field()
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							        field_b: int = field()
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							    left = SimpleDataObject(1, "b")
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							    right = SimpleDataObject(1, "c")
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							    assert left == right
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