anchor.diff:        --subst-var-by certPath /etc/ssl/certs/ca-certificates.crt
     '';
   
  -  installPhase = ''
  -    python setup.py install --prefix=$out
  -    wrapPythonPrograms
  -  '';
  -
     meta = {
       homepage = http://bazaar-vcs.org/;
       description = "A distributed version control system that Just Works";
  
positive.code: { stdenv, fetchurl, pythonPackages }:
  
  stdenv.mkDerivation rec {
    version = "2.7";
    release = ".0";
    name = "bazaar-${version}${release}";
  
negative.code:     sha256 = "1cysix5k3wa6y7jjck3ckq3abls4gvz570s0v0hxv805nwki4i8d";
    };
  
    # Readline support is needed by bzrtools.
    propagatedBuildInputs = [ pythonPackages.python.modules.readline ];
  
    doCheck = false;
  
    # Bazaar can't find the certificates alone
    patches = [ ./add_certificates.patch ];
  