anchor.diff:  in
   buildPythonApplication rec {
     pname = "matrix-synapse";
  -  version = "1.34.0";
  +  version = "1.35.0";
   
     src = fetchPypi {
       inherit pname version;
  -    sha256 = "sha256-lXVJfhcH9lKOCHn5f4Lc/OjgEYa5IpauKRhBsFXNWLw=";
  +    sha256 = "sha256-McgLJoOS8h8C7mcbLaF0hiMkfthpDRUKyB5Effzk2ds=";
     };
   
     patches = [
  
positive.code:   buildInputs = [ openssl ];
  
    propagatedBuildInputs = [
      setuptools
      bcrypt
      bleach
      canonicaljson
      daemonize
      frozendict
      jinja2
      jsonschema
      lxml
  
negative.code:   doCheck = !stdenv.isDarwin;
  
    checkPhase = ''
      PYTHONPATH=".:$PYTHONPATH" ${python3.interpreter} -m twisted.trial tests
    '';
  
  