Method is_available

uncommon_route/model_map.py:641–646

``True`` if model resolves to a known upstream ID, ``None`` if unknown.

(self, model_name: str)

    # ---- inspection -------------------------------------------------------

    def is_available(self, model_name: str) -> bool | None:
        """``True`` if model resolves to a known upstream ID, ``None`` if unknown."""
        if not self._discovered:
            return None
        resolved = self.resolve(model_name)
        return resolved in self._upstream_models

    def unresolved_models(self) -> list[str]:
        """Internal names that have no confirmed upstream equivalent."""