{ config, pkgs, lib, ... }: let python-versions = lib.attrNames (lib.filterAttrs (k: v: lib.isDerivation v) pkgs.pythonDocs.html); mkDocsEntry = python-version: { subdir = "${python-version}"; path = "${builtins.toString pkgs.pythonDocs.html.${python-version}}/share/doc/${python-version}/html"; desc = "Documentation for Python ${pkgs.${python-version}.version}"; }; in { services.docs-to-host.docs = builtins.map mkDocsEntry python-versions; }