codekingpro/portable-devtools

1from abc import ABC2 3 4class RichRenderable(ABC):5    """An abstract base class for Rich renderables.6 7    Note that there is no need to extend this class, the intended use is to check if an8    object supports the Rich renderable protocol. For example::9 10        if isinstance(my_object, RichRenderable):11            console.print(my_object)12 13    """14 15    @classmethod16    def __subclasshook__(cls, other: type) -> bool:17        """Check if this class supports the rich render protocol."""18        return hasattr(other, "__rich_console__") or hasattr(other, "__rich__")19 20 21if __name__ == "__main__":  # pragma: no cover22    from rich.text import Text23 24    t = Text()25    print(isinstance(Text, RichRenderable))26    print(isinstance(t, RichRenderable))27 28    class Foo:29        pass30 31    f = Foo()32    print(isinstance(f, RichRenderable))33    print(isinstance("", RichRenderable))34