anchor.diff:  
     pycharm-community = buildPycharm rec {
       name = "pycharm-community-${version}";
  -    version = "2020.1.3"; /* updated by script */
  +    version = "2020.2"; /* updated by script */
       description = "PyCharm Community Edition";
       license = stdenv.lib.licenses.asl20;
       src = fetchurl {
         url = "https://download.jetbrains.com/python/${name}.tar.gz";
  -      sha256 = "1290k17nihiih8ipxfqax1xlx320h1vkwbcc5hc50psvpsfgiall"; /* updated by script */
  +      sha256 = "12pp3xp74dzgjrv2nz83dnqycb250kkgqlb3skjkdx9pabmfxck0"; /* updated by script */
       };
       wmClass = "jetbrains-pycharm-ce";
       update-channel = "PyCharm RELEASE";
  
positive.code: 
    idea-community = buildIdea rec {
      name = "idea-community-${version}";
      version = "2020.1.3"; /* updated by script */
      description = "Integrated Development Environment (IDE) by Jetbrains, community edition";
      license = stdenv.lib.licenses.asl20;
      src = fetchurl {
        url = "https://download.jetbrains.com/idea/ideaIC-${version}.tar.gz";
        sha256 = "1aycsy2pg8nw5il8p2r6bhim9y47g5rfga63f0p435mpjmzpll0s"; /* updated by script */
      };
      wmClass = "jetbrains-idea-ce";
      update-channel = "IntelliJ IDEA RELEASE";
  
negative.code: 
    ruby-mine = buildRubyMine rec {
      name = "ruby-mine-${version}";
      version = "2020.2"; /* updated by script */
      description = "The Most Intelligent Ruby and Rails IDE";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/ruby/RubyMine-${version}.tar.gz";
        sha256 = "1caxd5qcxwwrdy3ma87gnywr5czg3lam1n2gwbnc7hdxgfnvn3qz"; /* updated by script */
      };
      wmClass = "jetbrains-rubymine";
      update-channel = "RubyMine RELEASE";
  