anchor.diff:    };
   in with python.pkgs; buildPythonApplication rec {
     pname = "pinnwand";
  -  version = "1.2.2";
  +  version = "1.2.3";
     format = "pyproject";
   
     src = fetchFromGitHub {
       owner = "supakeen";
       repo = pname;
       rev = "v${version}";
  -    sha256 = "0cxdpc3lxgzakzgvdyyrn234380dm05svnwr8av5nrjp4nm9s8z4";
  +    sha256 = "1p6agvp136q6km7gjfv8dpjn6x4ap770lqa40ifblyhw13bsrqlh";
     };
   
     nativeBuildInputs = [
  
positive.code:     sqlalchemy
    ];
  
    checkInputs = [ pytest ];
  
    checkPhase = ''
      pytest
    '';
  
    patches = [
      # Use poetry-core instead of poetry. Fixed in 1.2.3
      (fetchpatch {
        url = "https://github.com/supakeen/pinnwand/commit/38ff5729c59abb97e4b416d3ca66466528b0eac7.patch";
        sha256 = "F3cZe29z/7glmS3KWzcfmZnhYmC0LrLLS0zHk7WS2rQ=";
      })
    ];
  
    passthru.tests = nixosTests.pinnwand;
  
  
negative.code: { lib, python3, fetchFromGitHub, nixosTests }:
  
  let
    python = python3.override {
  