Class CBytes

traitlets/traitlets.py:2900–2907

A casting version of the byte string trait.

class CBytes(Bytes, TraitType[bytes, t.Any]):
    """A casting version of the byte string trait."""

    def validate(self, obj: t.Any, value: t.Any) -> bytes | None:
        try:
            return bytes(value)
        except Exception:
            self.error(obj, value)


class Unicode(TraitType[G, S]):