From 4e0f91170f11e2fd331e19fc6092975c558a3177 Mon Sep 17 00:00:00 2001
From: ento <ento.entotto@gmail.com>
Date: Wed, 22 Jul 2020 11:34:58 -0800
Subject: [PATCH] pythonPackages.clikit: fix dependency on crashtest

From clikit's pyproject.toml:

> Crashtest is only needed for Python ^3.6 to provide
> better error messsages
---
 pkgs/development/python-modules/clikit/default.nix | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/python-modules/clikit/default.nix b/pkgs/development/python-modules/clikit/default.nix
index da2958067238..7b07b0945919 100644
--- a/pkgs/development/python-modules/clikit/default.nix
+++ b/pkgs/development/python-modules/clikit/default.nix
@@ -1,5 +1,5 @@
 { lib, buildPythonPackage, fetchPypi
-, isPy27
+, isPy27, pythonAtLeast
 , pylev, pastel, typing, enum34, crashtest }:
 
 buildPythonPackage rec {
@@ -12,8 +12,10 @@ buildPythonPackage rec {
   };
 
   propagatedBuildInputs = [
-    crashtest pylev pastel
-  ] ++ lib.optionals isPy27 [ typing enum34 ];
+    pylev pastel
+  ]
+    ++ lib.optionals (pythonAtLeast "3.6") [ crashtest ]
+    ++ lib.optionals isPy27 [ typing enum34 ];
 
   # The Pypi tarball doesn't include tests, and the GitHub source isn't
   # buildable until we bootstrap poetry, see