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60c5eb29a3
Changes since 23.1.0: - attrs 24.1.0: add __attrs_init__ customization via on_setattr - attrs 24.2.0: improve type annotations, deprecate older APIs - attrs 25.1.0: Python 3.13 support, drop Python 3.7 - attrs 25.3.0: further type annotation improvements - attrs 25.4.0: bug fixes and maintenance Signed-off-by: Alexandru Ardelean <alex@shruggie.ro>
45 lines
661 B
Bash
45 lines
661 B
Bash
#!/bin/sh
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[ "$1" = python3-attrs ] || exit 0
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python3 - <<'EOF'
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import attr
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import attrs
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# Define a class with attrs
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@attr.s
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class Point:
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x = attr.ib()
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y = attr.ib(default=0)
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p = Point(1, 2)
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assert p.x == 1
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assert p.y == 2
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p2 = Point(3)
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assert p2.y == 0
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# Equality
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assert Point(1, 2) == Point(1, 2)
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assert Point(1, 2) != Point(1, 3)
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# attrs.define (modern API)
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@attrs.define
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class Circle:
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radius: float
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color: str = "red"
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c = Circle(5.0)
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assert c.radius == 5.0
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assert c.color == "red"
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c2 = Circle(radius=3.0, color="blue")
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assert c2.color == "blue"
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# asdict
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d = attr.asdict(p)
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assert d == {"x": 1, "y": 2}
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print("python-attrs OK")
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EOF
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