async def METHOD_NAME(self, plugin_ctx, corpus_name, tagset_id) -> bool:
    for tagset in (await self._corparch.get_corpus_info(plugin_ctx, corpus_name)).tagsets:
        if tagset.ident == tagset_id:
            loader = await self.loader(plugin_ctx, corpus_name, tagset.ident)
            return await loader.is_available(plugin_ctx.translate)
    return False