anchor.diff:    pname = "sqlparse";
     version = "0.4.1";
   
  +  disabled = !isPy3k;
  +
     src = fetchPypi {
       inherit pname version;
       sha256 = "0f91fd2e829c44362cbcfab3e9ae12e22badaa8a29ad5ff599f9ec109f0454e8";
     };
   
  -  checkInputs = [ pytest ];
  -  checkPhase = ''
  -    py.test
  +  nativeBuildInputs = [ installShellFiles ];
  +
  +  checkInputs = [ pytestCheckHook ];
  +
  +  postInstall = ''
  +    installManPage docs/sqlformat.1
     '';
   
  -  # Package supports 3.x, but tests are clearly 2.x only.
  -  doCheck = !isPy3k;
  -
  -  meta = with stdenv.lib; {
  +  meta = with lib; {
       description = "Non-validating SQL parser for Python";
       longDescription = ''
         Provides support for parsing, splitting and formatting SQL statements.
  
positive.code: { stdenv
  , buildPythonPackage
  , fetchPypi
  , pytest
  , isPy3k
  }:
  
  
negative.code:     homepage = "https://github.com/andialbrecht/sqlparse";
      license = licenses.bsd3;
    };
  }
  