anchor.diff:  
     pycharm-community = buildPycharm rec {
       name = "pycharm-community-${version}";
  -    version = "2018.3.1"; /* updated by script */
  +    version = "2018.3.2"; /* updated by script */
       description = "PyCharm Community Edition";
       license = stdenv.lib.licenses.asl20;
       src = fetchurl {
         url = "https://download.jetbrains.com/python/${name}.tar.gz";
  -      sha256 = "02vs8nxxm139jl622nhxs59i9gw9rs5rjymkg8a0ajpybang24jk"; /* updated by script */
  +      sha256 = "1aia4znrm3cfx4wz476clysj61kgnqns2hqx2y008gmg18vaxvcf"; /* updated by script */
       };
       wmClass = "jetbrains-pycharm-ce";
       update-channel = "PyCharm Release";
  
positive.code: 
    pycharm-professional = buildPycharm rec {
      name = "pycharm-professional-${version}";
      version = "2018.3.1"; /* updated by script */
      description = "PyCharm Professional Edition";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/python/${name}.tar.gz";
        sha256 = "0g4ag9lid2km69s5g31hhhvz3zjx52wxca1q4qz1h0s9km0ca1sq"; /* updated by script */
      };
      wmClass = "jetbrains-pycharm";
      update-channel = "PyCharm Release";
  
negative.code: 
    clion = buildClion rec {
      name = "clion-${version}";
      version = "2018.3.2"; /* updated by script */
      description  = "C/C++ IDE. New. Intelligent. Cross-platform";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/cpp/CLion-${version}.tar.gz";
        sha256 = "1rc3wlcwa86xg6rcxwzhgrh0izh3z70p9z278cd150wkn3i5f9dl"; /* updated by script */
      };
      wmClass = "jetbrains-clion";
      update-channel = "CLion Release"; # channel's id as in http://www.jetbrains.com/updates/updates.xml
  