anchor.diff:      else throw "Only x86_64 Linux and Darwin are supported.";
   
     languageServerSha256 = {
  -    linux-x64 = "10qwi8lih5i6216d1vqsmviab73ha0d3zdvircrgrydkf0d4ancd";
  -    osx-x64 = "08gjxs0bjhz5a9l35vvgwnvzshsyyqiqvb5hxv6w0k2ajgv5z7av";
  +    linux-x64 = "1pmj5pb4xylx4gdx4zgmisn0si59qx51n2m1bh7clv29q6biw05n";
  +    osx-x64 = "0ishiy1z9dghj4ryh95vy8rw0v7q4birdga2zdb4a8am31wmp94b";
     }.${arch};
   
     # version is languageServerVersion in the package.json
     languageServer = extractNuGet rec {
       name = "Python-Language-Server";
  -    version = "0.4.127";
  +    version = "0.5.30";
   
       src = fetchurl {
         url = "https://pvsc.azureedge.net/python-language-server-stable/${name}-${arch}.${version}.nupkg";
  
positive.code: 
    nativeBuildInputs = [
      autoPatchelfHook
    ];
  
    postPatch = ''
  
negative.code:   mktplcRef = {
      name = "python";
      publisher = "ms-python";
      version = "2020.3.69010";
      sha256 = "1dg8wfc3yl0msg6c9ccbvwc78f559109slsagi0lgnbc40v6v24b";
    };
  
    buildInputs = [
  