From e19fe85e84db636ab12a86f11571370825872360 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rasmus=20Pr=C3=A9centh?= <rasmus@precenth.eu>
Date: Sat, 20 Nov 2021 20:45:15 +0100
Subject: [PATCH 1/2] python3Packages.envisage: disable tests of broken
 optional feature

---
 pkgs/development/python-modules/envisage/default.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/envisage/default.nix b/pkgs/development/python-modules/envisage/default.nix
index 20051804328b..153d43aed8ef 100644
--- a/pkgs/development/python-modules/envisage/default.nix
+++ b/pkgs/development/python-modules/envisage/default.nix
@@ -1,7 +1,7 @@
 { lib, fetchPypi, isPy27
 , buildPythonPackage
 , traits, apptools, pytestCheckHook
-, ipykernel, ipython, setuptools
+, ipython, setuptools
 }:
 
 buildPythonPackage rec {
@@ -15,6 +15,8 @@ buildPythonPackage rec {
     sha256 = "8864c29aa344f7ac26eeb94788798f2d0cc791dcf95c632da8d79ebc580e114c";
   };
 
+  # for the optional dependency ipykernel, only versions < 6 are
+  # supported, so it's not included in the tests, and not propagated
   propagatedBuildInputs = [ traits apptools setuptools ];
 
   preCheck = ''
@@ -22,7 +24,7 @@ buildPythonPackage rec {
   '';
 
   checkInputs = [
-    ipykernel ipython pytestCheckHook
+    ipython pytestCheckHook
   ];
 
   meta = with lib; {

From 42a83770be09b3ac21b18da6d03c95c8a3398ecd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rasmus=20Pr=C3=A9centh?= <rasmus@precenth.eu>
Date: Sat, 20 Nov 2021 20:54:45 +0100
Subject: [PATCH 2/2] python3Packages.envisage: format default.nix

---
 .../python-modules/envisage/default.nix            | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/python-modules/envisage/default.nix b/pkgs/development/python-modules/envisage/default.nix
index 153d43aed8ef..b8513fd1d9ae 100644
--- a/pkgs/development/python-modules/envisage/default.nix
+++ b/pkgs/development/python-modules/envisage/default.nix
@@ -1,7 +1,12 @@
-{ lib, fetchPypi, isPy27
+{ lib
+, fetchPypi
+, isPy27
 , buildPythonPackage
-, traits, apptools, pytestCheckHook
-, ipython, setuptools
+, traits
+, apptools
+, pytestCheckHook
+, ipython
+, setuptools
 }:
 
 buildPythonPackage rec {
@@ -24,7 +29,8 @@ buildPythonPackage rec {
   '';
 
   checkInputs = [
-    ipython pytestCheckHook
+    ipython
+    pytestCheckHook
   ];
 
   meta = with lib; {