From 5146c7b0cf33dea9225e76af5032290e465a2031 Mon Sep 17 00:00:00 2001
From: Frederik Rietdijk <fridh@fridh.nl>
Date: Sun, 7 Jun 2020 10:15:35 +0200
Subject: [PATCH] python3.pkgs.markdown: fixup build

---
 pkgs/development/python-modules/markdown/default.nix | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/markdown/default.nix b/pkgs/development/python-modules/markdown/default.nix
index ba77a4264a6..aa076cddadc 100644
--- a/pkgs/development/python-modules/markdown/default.nix
+++ b/pkgs/development/python-modules/markdown/default.nix
@@ -4,6 +4,9 @@
 , setuptools
 , nose
 , pyyaml
+, pythonOlder
+, importlib-metadata
+, isPy3k
 }:
 
 buildPythonPackage rec {
@@ -15,7 +18,13 @@ buildPythonPackage rec {
     sha256 = "1fafe3f1ecabfb514a5285fca634a53c1b32a81cb0feb154264d55bf2ff22c17";
   };
 
-  propagatedBuildInputs = [ setuptools ];
+  propagatedBuildInputs = [ 
+    setuptools 
+  ] ++ lib.optionals (pythonOlder "3.8") [
+    importlib-metadata
+  ];
+
+  disabled = !isPy3k;
 
   checkInputs = [ nose pyyaml ];