From 719cfc6cf0889cbab61e5619dbb4b7fb30a2a438 Mon Sep 17 00:00:00 2001
From: Masanori Ogino <167209+omasanori@users.noreply.github.com>
Date: Tue, 3 Nov 2020 11:43:14 +0900
Subject: [PATCH] pythonPackages.nix-kernel: disable on Python 2

Signed-off-by: Masanori Ogino <167209+omasanori@users.noreply.github.com>
---
 pkgs/development/python-modules/nix-kernel/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/python-modules/nix-kernel/default.nix b/pkgs/development/python-modules/nix-kernel/default.nix
index 81057308e6b..5758e60fa3f 100644
--- a/pkgs/development/python-modules/nix-kernel/default.nix
+++ b/pkgs/development/python-modules/nix-kernel/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
+, isPy3k
 , pexpect
 , notebook
 , nix
@@ -10,6 +11,8 @@ buildPythonPackage rec {
   pname = "nix-kernel";
   version = "unstable-2020-04-26";
 
+  disabled = !isPy3k;
+
   src = fetchFromGitHub {
     owner = "GTrunSec";
     repo = "nix-kernel";