From 43d822178bc933bc5dce38d4ff71b50dab081758 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?=
 <robert.schuetz@stud.uni-heidelberg.de>
Date: Tue, 20 Mar 2018 16:33:08 +0100
Subject: [PATCH] pythonPackages.altair: fix build

---
 pkgs/development/python-modules/altair/default.nix | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/python-modules/altair/default.nix b/pkgs/development/python-modules/altair/default.nix
index d3cdc0f43f2..d98eba693d2 100644
--- a/pkgs/development/python-modules/altair/default.nix
+++ b/pkgs/development/python-modules/altair/default.nix
@@ -1,17 +1,20 @@
 { stdenv, buildPythonPackage, fetchPypi
-, pytest, vega, pandas, ipython, traitlets }:
+, pytest, glibcLocales, vega, pandas, ipython, traitlets }:
 
 buildPythonPackage rec {
   pname = "altair";
   version = "1.2.1";
-  name = "${pname}-${version}";
 
   src = fetchPypi {
     inherit pname version;
     sha256 = "c1303f77f1ba4d632f2958c83c0f457b2b969860b1ac9adfb872aefa1780baa7";
   };
 
-  buildInputs = [ pytest ];
+  postPatch = ''
+    sed -i "s/vega==/vega>=/g" setup.py
+  '';
+
+  checkInputs = [ pytest glibcLocales ];
 
   checkPhase = ''
     export LANG=en_US.UTF-8
@@ -19,8 +22,6 @@ buildPythonPackage rec {
   '';
 
   propagatedBuildInputs = [ vega pandas ipython traitlets ];
-  # Disabling checks, MockRequest object has no method send()
-  doCheck = false;
 
   meta = with stdenv.lib; {
     description = "A declarative statistical visualization library for Python.";