anchor.diff:      };
     };
   in with localPython.pkgs; buildPythonApplication rec {
  -  name = "${pname}-${version}";
     pname = "awsebcli";
     version = "3.12.3";
   
  
positive.code: let
  
    localPython = python.override {
      packageOverrides = self: super: rec {
        cement = super.cement.overridePythonAttrs (oldAttrs: rec {
          version = "2.8.2";
  
          src = super.fetchPypi {
            inherit (oldAttrs) pname;
            inherit version;
            sha256 = "1li2whjzfhbpg6fjb6r1r92fb3967p1xv6hqs3j787865h2ysrc7";
          };
  
negative.code: 
        semantic-version = super.semantic-version.overridePythonAttrs (oldAttrs: rec {
          version = "2.5.0";
          src = oldAttrs.src.override {
            inherit version;
            sha256 = "0p5n3d6blgkncxdz00yxqav0cis87fisdkirjm0ljjh7rdfx7aiv";
          };
        });
  
        tabulate = super.tabulate.overridePythonAttrs (oldAttrs: rec {
          version = "0.7.5";
          src = oldAttrs.src.override {
            inherit version;
            sha256 = "03l1r7ddd1a0j2snv1yd0hlnghjad3fg1an1jr8936ksv75slwch";
          };
  