From 84a9a80123206fbb37cf20f87283336b8bfc6b21 Mon Sep 17 00:00:00 2001
From: Robin Gloster <mail@glob.in>
Date: Fri, 11 Aug 2017 00:02:48 +0200
Subject: [PATCH] pythonPackages.oslo-config: fix substituteInPlace

---
 pkgs/development/python-modules/oslo-config/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/oslo-config/default.nix b/pkgs/development/python-modules/oslo-config/default.nix
index 7cdfb9061fb..a76937278c4 100644
--- a/pkgs/development/python-modules/oslo-config/default.nix
+++ b/pkgs/development/python-modules/oslo-config/default.nix
@@ -17,6 +17,6 @@ buildPythonPackage rec {
   doCheck = false;
 
   postPatch = ''
-    substituteInPlace requirements.txt --replace "argparse"
+    substituteInPlace requirements.txt --replace "argparse" ""
   '';
 }