From 953c4c450bd42dd0651ae51bae71ca735b398141 Mon Sep 17 00:00:00 2001
From: Henrik Lissner <henrik@lissner.net>
Date: Mon, 6 Apr 2020 23:04:29 -0400
Subject: [PATCH] Modularize dev/python.nix

---
 modules/dev/default.nix |  2 +-
 modules/dev/python.nix  | 62 ++++++++++++++++++++++++-----------------
 2 files changed, 37 insertions(+), 27 deletions(-)

diff --git a/modules/dev/default.nix b/modules/dev/default.nix
index 9c547e0f..1574a3df 100644
--- a/modules/dev/default.nix
+++ b/modules/dev/default.nix
@@ -11,7 +11,7 @@
     # ./latex.nix
     # ./love2d.nix
     # ./node.nix
-    # ./python.nix
+    ./python.nix
     ./rust.nix
     ./scala.nix
     # ./unity3d.nix
diff --git a/modules/dev/python.nix b/modules/dev/python.nix
index 2a3279f6..aee24ac2 100644
--- a/modules/dev/python.nix
+++ b/modules/dev/python.nix
@@ -4,35 +4,45 @@
 # me. The Py2->3 transition make trainwrecks jealous. But SciPy, NumPy, iPython
 # and Jupyter can have my babies. Every single one.
 
-{ lib, pkgs, ... }:
+{ config, options, lib, pkgs, ... }:
+with lib;
 {
-  my = {
-    packages = with pkgs; [
-      python37
-      python37Packages.pip
-      python37Packages.ipython
-      python37Packages.black
-      python37Packages.setuptools
-      python37Packages.pylint
-      python37Packages.poetry
-    ];
+  options.modules.dev.python = {
+    enable = mkOption {
+      type = types.bool;
+      default = false;
+    };
+  };
 
-    env.IPYTHONDIR      = "$XDG_CONFIG_HOME/ipython";
-    env.PIP_CONFIG_FILE = "$XDG_CONFIG_HOME/pip/pip.conf";
-    env.PIP_LOG_FILE    = "$XDG_DATA_HOME/pip/log";
-    env.PYLINTHOME      = "$XDG_DATA_HOME/pylint";
-    env.PYLINTRC        = "$XDG_CONFIG_HOME/pylint/pylintrc";
-    env.PYTHONSTARTUP   = "$XDG_CONFIG_HOME/python/pythonrc";
-    env.PYTHON_EGG_CACHE = "$XDG_CACHE_HOME/python-eggs";
-    env.JUPYTER_CONFIG_DIR = "$XDG_CONFIG_HOME/jupyter";
+  config = mkIf config.modules.dev.python.enable {
+    my = {
+      packages = with pkgs; [
+        python37
+        python37Packages.pip
+        python37Packages.ipython
+        python37Packages.black
+        python37Packages.setuptools
+        python37Packages.pylint
+        python37Packages.poetry
+      ];
 
-    zsh.rc = lib.readFile <config/python/aliases.zsh>;
+      env.IPYTHONDIR      = "$XDG_CONFIG_HOME/ipython";
+      env.PIP_CONFIG_FILE = "$XDG_CONFIG_HOME/pip/pip.conf";
+      env.PIP_LOG_FILE    = "$XDG_DATA_HOME/pip/log";
+      env.PYLINTHOME      = "$XDG_DATA_HOME/pylint";
+      env.PYLINTRC        = "$XDG_CONFIG_HOME/pylint/pylintrc";
+      env.PYTHONSTARTUP   = "$XDG_CONFIG_HOME/python/pythonrc";
+      env.PYTHON_EGG_CACHE = "$XDG_CACHE_HOME/python-eggs";
+      env.JUPYTER_CONFIG_DIR = "$XDG_CONFIG_HOME/jupyter";
 
-    alias.py  = "python";
-    alias.py2 = "python2";
-    alias.py3 = "python3";
-    alias.po  = "poetry";
-    alias.ipy = "ipython --no-banner";
-    alias.ipylab = "ipython --pylab=qt5 --no-banner";
+      zsh.rc = lib.readFile <config/python/aliases.zsh>;
+
+      alias.py  = "python";
+      alias.py2 = "python2";
+      alias.py3 = "python3";
+      alias.po  = "poetry";
+      alias.ipy = "ipython --no-banner";
+      alias.ipylab = "ipython --pylab=qt5 --no-banner";
+    };
   };
 }