Fix update-vars, add shell

pkgs/generate-test-vars/flake-module.nix

@@ -4,12 +4,14 @@
     {
       config,
       pkgs,
+      self',
       ...
     }:
     {
-      # devShells.vars-generator = pkgs.callPackage ./shell.nix {
+      devShells.vars-generator = pkgs.callPackage ./shell.nix {
+        inherit (self'.packages) generate-test-vars;
+      };
 
-      # };
       packages.generate-test-vars = pkgs.python3.pkgs.callPackage ./default.nix {
         inherit (config.packages) clan-cli;
       };

pkgs/generate-test-vars/generate_test_vars/cli.py

@@ -56,6 +56,12 @@ class TestFlake(Flake):
         super().__init__(*args, **kwargs)
         self.check_attr = check_attr
 
+    @override
+    def precache(self, selectors: list[str]) -> None:
+        # Precaching is broken since 501d02056222216330b3820d1c252ffdc81b7daf
+        # TODO @DavHau pls fix!
+        pass
+
     def select_machine(self, machine_name: str, selector: str) -> Any:
         """Select a nix attribute for a specific machine.
 

pkgs/generate-test-vars/shell.nix

@@ -0,0 +1,7 @@
+{ pkgs, generate-test-vars }:
+pkgs.mkShell {
+  inputsFrom = [
+    generate-test-vars
+  ];
+  # packages = with pkgs; [ python3 ];
+}