anchor.diff:        elpaBuild {
           pname = "python";
           ename = "python";
  -        version = "0.27";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/python-0.27.el";
  -          sha256 = "03k527p1jp47hmm7rmld3cn9dls1smyspvgii2xn95jfvrp9klvv";
  +        version = "0.27.1";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/python-0.27.1.el";
  +          sha256 = "0jygl2w8x73v22w0rzq75i2hnm3f46dzgg5x1ckz720nznvwwkka";
           };
           packageRequires = [ cl-lib emacs ];
           meta = {
  
positive.code:       elpaBuild {
          pname = "ivy-posframe";
          ename = "ivy-posframe";
          version = "0.5.3";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/ivy-posframe-0.5.3.el";
            sha256 = "03ydfb155p5lak7nw4s79ab9zadwsjw1zggzwxgnlydsqdqbr6l6";
          };
          packageRequires = [ emacs ivy posframe ];
          meta = {
  
negative.code:       elpaBuild {
          pname = "js2-mode";
          ename = "js2-mode";
          version = "20201220";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/js2-mode-20201220.tar";
            sha256 = "0zdrp8lap1ijrmsn9jsnvm44b6vxlgh9vcla5ysh1ga95zkjxrwm";
          };
          packageRequires = [ cl-lib emacs ];
          meta = {
  