anchor.diff: -{ lib, buildPythonPackage, fetchPypi, wheel, setuptools, packaging
  -, cmake, ninja, cython, codecov, coverage, six, virtualenv, pathpy
  -, pytest, pytestcov, pytest-virtualenv, pytest-mock, pytestrunner
  -, requests, flake8 }:
  +{ lib
  +, buildPythonPackage
  +, fetchPypi
  +, fetchpatch
  +, distro
  +, packaging
  +, setuptools
  +, wheel
  +# Test Inputs
  +, cmake
  +, codecov
  +, coverage
  +, cython
  +, flake8
  +, ninja
  +, pathpy
  +, pytest
  +, pytestcov
  +, pytest-mock
  +, pytestrunner
  +, pytest-virtualenv
  +, requests
  +, six
  +, virtualenv
  +}:
   
   buildPythonPackage rec {
     pname = "scikit-build";
  
positive.code:     sha256 = "7342017cc82dd6178e3b19377389b8a8d1f8b429d9cdb315cfb1094e34a0f526";
    };
  
    propagatedBuildInputs = [ wheel setuptools packaging ];
    checkInputs = [ 
      cmake ninja cython codecov coverage six pathpy
      pytest pytestcov pytest-mock pytest-virtualenv pytestrunner
      requests flake8
    ];
  
    dontUseCmakeConfigure = true;
  
    disabledTests = lib.concatMapStringsSep " and " (s: "not " + s) ([
      "test_hello_develop" # tries setuptools develop install
  
negative.code:   '';
  
    meta = with lib; {
      description = "Improved build system generator for CPython C/C++/Fortran/Cython extensions";
      homepage = "http://scikit-build.org/";
      license = with licenses; [ mit bsd2 ]; # BSD due to reuses of PyNE code
      maintainers = with maintainers; [ FlorianFranzen ];
    };
  }
  