From f46c950e06b4498de7207565ec6151480f6d8cc9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Fri, 12 Mar 2021 02:43:36 +0100
Subject: [PATCH] pythonPackages.geventhttpclient: only propagate
 backports_ssl_match_hostname below python 3.7

---
 pkgs/development/python-modules/geventhttpclient/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/geventhttpclient/default.nix b/pkgs/development/python-modules/geventhttpclient/default.nix
index c6ccf881156..5563ff94baf 100644
--- a/pkgs/development/python-modules/geventhttpclient/default.nix
+++ b/pkgs/development/python-modules/geventhttpclient/default.nix
@@ -6,6 +6,7 @@
 , certifi
 , six
 , backports_ssl_match_hostname
+, pythonOlder
 }:
 
 buildPythonPackage rec {
@@ -18,7 +19,8 @@ buildPythonPackage rec {
   };
 
   buildInputs = [ pytest ];
-  propagatedBuildInputs = [ gevent certifi six backports_ssl_match_hostname ];
+  propagatedBuildInputs = [ gevent certifi six ]
+    ++ lib.optionals (pythonOlder "3.7") [ backports_ssl_match_hostname ];
 
   # Several tests fail that require network
   doCheck = false;