there are some
Mais il n'y en a plus pour longtemps.
But it won't be around for much longer.
— Guerre et Paix (1968)
Ne perds pas la clef de la cave, il n'y en a qu'une.
Don't lose the cellar key; there's only one.
— Y tu mamá también (2001)
There's only one for you.
None of them are mine.
Dans ces circonstances, il n'y en a jamais assez.
In these circumstances, there’s never enough of it.
— Les Faussaires (2007)
No, there aren't any more.
But there is only one.