Put ipython and numpy back in same python environment

Remove GUI parts of ipython config

home/config/ipython_config.json

@@ -6,12 +6,9 @@
   },
   "InteractiveShellApp": {
     "exec_PYTHONSTARTUP": false,
-    "exec_lines": ["%load_ext autoreload", "%autoreload 2 --print"],
-    "gui": "tk",
-    "matplotlib": "tk",
-    "pylab": "tk"
+    "exec_lines": ["%load_ext autoreload", "%autoreload 2 --print"]
   },
-  "TerminalIPythonApp": { "gui": "tk", "display_banner": false },
+  "TerminalIPythonApp": { "display_banner": false },
   "TerminalInteractiveShell": {
     "editing_mode": "emacs",
     "mouse_support": false,

home/prog/default.nix

@@ -5,9 +5,8 @@
     nil
 
     # Python
-    python3
-    python3Packages.numpy
-    python3Packages.ipython
+    (python3.withPackages
+      (ps: with ps; [ipython numpy]))
     black
     isort
     poetry