universedesktop: Add colour to Python

machines/universedesktop/programs/programming.nix

@@ -1,4 +1,10 @@
-{ lib, config, pkgs, ... }: {
+{ lib, config, pkgs, ... }: let
+  mypython = let
+    packageOverrides = final: prev: {
+      matplotlib = prev.matplotlib.override {enableGtk3 = true;};
+    };
+  in pkgs.python3.override {inherit packageOverrides;};
+in {
   virtualisation = {
     podman = {
       enable = true;
@@ -9,7 +15,7 @@
     godot_4
     cbqn-replxx
 
-    (pkgs.python3.withPackages (p: (with p; [
+    (mypython.withPackages (p: (with p; [
       scipy
       numpy
       pandas
@@ -18,7 +24,7 @@
       beautifulsoup4
       tqdm
       matplotlib
-      pyqt5
+      colour
 
       ipython
       python-lsp-server