miniproto.event_loop.backend_version

miniproto.event_loop.backend_version

backend_version() -> str | None

Return the installed optimized backend version, if available.

Returns:

• str | None – Distribution metadata, then the backend’s __version__ fallback, or
• str | None – None when no backend is importable or exposes a version.

Raises:

• Exception – Propagates failures while importing the selected backend.