python.pkgs.h5py: fix for numpy 1.14

pkgs/development/python-modules/h5py/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, python, buildPythonPackage
+{ stdenv, fetchPypi, fetchpatch, python, buildPythonPackage
 , numpy, hdf5, cython, six, pkgconfig
 , mpi4py ? null, openssh }:
 
@@ -9,14 +9,12 @@ with stdenv.lib;
 let
   mpi = hdf5.mpi;
   mpiSupport = hdf5.mpiSupport;
-
 in buildPythonPackage rec {
   version = "2.7.1";
   pname = "h5py";
-  name = "${pname}-${version}";
 
-  src = fetchurl {
-    url = "mirror://pypi/h/h5py/${name}.tar.gz";
+  src = fetchPypi {
+    inherit pname version;
     sha256 = "180a688311e826ff6ae6d3bda9b5c292b90b28787525ddfcb10a29d5ddcae2cc";
   };
 
@@ -34,11 +32,15 @@ in buildPythonPackage rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ hdf5 cython ]
-    ++ optional mpiSupport mpi
-    ;
+    ++ optional mpiSupport mpi;
   propagatedBuildInputs = [ numpy six]
-    ++ optionals mpiSupport [ mpi4py openssh ]
-    ;
+    ++ optionals mpiSupport [ mpi4py openssh ];
+
+  patches = [
+    # Patch is based on upstream patch. The tox.ini hunk had to be removed.
+    # https://github.com/h5py/h5py/commit/5009e062a6f7d4e074cab0fcb42a780ac2b1d7d4.patch
+    ./numpy-1.14.patch
+  ];
 
   meta = {
     description =