From ec618a9120acb298e69afe9d02478722978781ec Mon Sep 17 00:00:00 2001
From: Frederik Rietdijk <fridh@fridh.nl>
Date: Wed, 17 Jun 2020 16:46:08 +0200
Subject: [PATCH] python.pkgs.bleach: add missing dependency `packaging`

---
 pkgs/development/python-modules/bleach/default.nix | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/python-modules/bleach/default.nix b/pkgs/development/python-modules/bleach/default.nix
index 1b10fe166f8..9b27ae25490 100644
--- a/pkgs/development/python-modules/bleach/default.nix
+++ b/pkgs/development/python-modules/bleach/default.nix
@@ -6,6 +6,7 @@
 , six
 , html5lib
 , setuptools
+, packaging
 }:
 
 buildPythonPackage rec {
@@ -18,11 +19,7 @@ buildPythonPackage rec {
   };
 
   checkInputs = [ pytest pytestrunner ];
-  propagatedBuildInputs = [ six html5lib setuptools ];
-
-  postPatch = ''
-    substituteInPlace setup.py --replace ",<3dev" ""
-  '';
+  propagatedBuildInputs = [ packaging six html5lib setuptools ];
 
   # Disable network tests
   checkPhase = ''