From 6bae7fc0d898a62607344ae9b25242d4a1ef1413 Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Sat, 6 Jul 2019 21:06:27 +0200
Subject: Add Python console task type

---
 custom.nix        |  2 +-
 module/tasker.nix |  4 ++++
 tasks/default.nix | 40 ++++++++++++++++++++++++++++++++++------
 3 files changed, 39 insertions(+), 7 deletions(-)

diff --git a/custom.nix b/custom.nix
index 61de1aa..ca0d53c 100644
--- a/custom.nix
+++ b/custom.nix
@@ -21,7 +21,7 @@ in {
             default = "~/";
           };
           type = mkOption {
-            type = types.enum [ "launcher" "terminal" "local-shell" "local-editor" "environment" ];
+            type = types.enum [ "launcher" "terminal" "local-shell" "local-editor" "environment" "python-console" ];
             default = "launcher";
           };
           command = mkOption {
diff --git a/module/tasker.nix b/module/tasker.nix
index 4f2e0fe..032027b 100644
--- a/module/tasker.nix
+++ b/module/tasker.nix
@@ -27,6 +27,10 @@ let
         environment = launchTerminalInDirectory conf.directory ''
           nix-shell ${builtins.unsafeDiscardStringContext conf.environment.drvPath} --command fish
         '';
+
+        python-console = launchCommandInDirectory "~/" ''
+          nix-shell ${builtins.unsafeDiscardStringContext conf.environment.drvPath} --command jupyter-qtconsole
+        '';
       };
     };
 
diff --git a/tasks/default.nix b/tasks/default.nix
index dc77baf..3521443 100644
--- a/tasks/default.nix
+++ b/tasks/default.nix
@@ -9,6 +9,24 @@ let
     '';
   };
 
+  mkPythonShellDerivation = n: ps: init: pkgs.stdenvNoCC.mkDerivation rec {
+    name = n;
+    buildInputs = [(pkgs.python3.withPackages (python-packages: with python-packages; ps ++ [
+      jupyterlab
+      qtconsole
+    ]))];
+    shellHook = let
+      startup = pkgs.writeTextFile {
+        name = "startup.py";
+        text = init;
+      };
+
+    in ''
+      export NIX_SHELL_NAME="${name}"
+      export PYTHONSTARTUP=${startup}
+    '';
+  };
+
 in {
   custom.tasks = {
     bsc_edit = {
@@ -65,13 +83,23 @@ in {
       ]);
     };
 
-    sympy_shell = {
-      description = "Python shell with SymPy";
+    pymath_shell = {
+      description = "Python console for mathematics";
       directory = "~/";
-      type = "environment";
-      environment = with pkgs; mkShellDerivation "python-env" [
-        (pkgs.python3.withPackages (python-packages: with python-packages; [ sympy ]))
-      ];
+      type = "python-console";
+      environment = mkPythonShellDerivation "pymath-env" (with pkgs.python3Packages; [
+        sympy
+        numpy
+        matplotlib
+      ])
+      ''
+        import numpy as np
+        import sympy
+        import matplotlib
+        import matplotlib.pyplot as plt
+
+        sympy.init_session()
+      '';
     };
   };
 }
-- 
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