rye: update & use globally

home/programs/terminal/coding/python/default.nix

@@ -1,6 +1,5 @@
 {
   imports = [
-    ./python.nix
     ./ipython.nix
     ./poetry.nix
     ./rye.nix

home/programs/terminal/coding/python/python.nix

@@ -1,14 +0,0 @@
-{
-  lib,
-  pkgs,
-  osConfig,
-  ...
-}: let
-  inherit (lib) mkIf;
-
-  cfg = osConfig.myOptions.home-manager.programs.coding.python;
-in {
-  config = mkIf cfg.enable {
-    home.packages = with pkgs; [ python312 ];
-  };
-}

home/programs/terminal/coding/python/rye.nix

@@ -1,14 +1,38 @@
 {
   lib,
   pkgs,
+  config,
   osConfig,
   ...
 }: let
   inherit (lib) mkIf;
 
   cfg = osConfig.myOptions.home-manager.programs.coding.python;
+
+  toTOML = name: (pkgs.formats.toml {}).generate "${name}";
 in {
   config = mkIf cfg.enable {
-    home.packages = with pkgs; [ rye ];
+    home = {
+      packages = with pkgs; [ rye ];
+
+      sessionVariables = {
+        RYE_HOME = "${config.xdg.configHome}/rye";
+      };
+
+      # Add rye python shims to path.
+      # Rye provides python executables that will automatically pick up on the python
+      # from a virtual environment, if we're in a directory (project) with one. If not,
+      # rye will fall back to system python. That is, if behavior.global-python=false,
+      # otherwise, we can actually use a python version from rye as our global python.
+      sessionPath = [
+        "${config.xdg.configHome}/rye/shims"
+      ];
+    };
+
+    # see: <https://rye.astral.sh/guide/config/#config-file>
+    xdg.configFile."rye/config.toml".source = toTOML "config.toml" {
+      default.license = "GPL-3.0-or-later";
+      behavior.global-python=true;
+    };
   };
 }

hosts/voyager/default.nix

@@ -79,6 +79,7 @@
             # Language package managers
             ".local/share/cargo"
             ".local/share/go"
+            ".config/rye"
           ];
           extraFiles = [
             ".config/gtk-3.0/bookmarks"