pythonPackages.{h5py, h5py-mpi}: simplify expression/assertions

1 files changed, 7 insertions, 8 deletions

diff --git a/pkgs/development/python-modules/h5py/default.nix b/pkgs/development/python-modules/h5py/default.nix
index 5b1ca1927902c..37265a88e2c1c 100644
--- a/pkgs/development/python-modules/h5py/default.nix
+++ b/pkgs/development/python-modules/h5py/default.nix
@@ -1,17 +1,16 @@
 { stdenv, fetchurl, python, buildPythonPackage
 , numpy, hdf5, cython, six, pkgconfig
-, mpiSupport ? false, mpi4py ? null, mpi ? null }:
+, mpi4py ? null }:
 
-assert mpiSupport == hdf5.mpiSupport;
-assert mpiSupport -> mpi != null
-  && mpi4py != null
-  && mpi == mpi4py.mpi
-  && mpi == hdf5.mpi
-  ;
+assert hdf5.mpiSupport -> mpi4py != null && hdf5.mpi == mpi4py.mpi;
 
 with stdenv.lib;
 
-buildPythonPackage rec {
+let
+  mpi = hdf5.mpi;
+  mpiSupport = hdf5.mpiSupport;
+
+in buildPythonPackage rec {
   name = "h5py-${version}";
   version = "2.5.0";