anchor.diff:  , cython
   , dateutil
   , scipy
  +, moto
   , numexpr
   , pytz
   , xlrd
  
positive.code:   inherit (stdenv) isDarwin;
  in buildPythonPackage rec {
    pname = "pandas";
    version = "0.20.3";
    name = "${pname}-${version}";
  
    src = fetchPypi {
      inherit pname version;
      sha256 = "a777e07633d83d546c55706420179551c8e01075b53c497dcf8ae4036766bc66";
    };
  
    LC_ALL = "en_US.UTF-8";
  
negative.code:                 "['pandas/src/klib', 'pandas/src', '$cpp_sdk']"
    '';
  
    checkInputs = [ moto ];
    checkPhase = ''
      runHook preCheck
    ''
  