anchor.diff: -{ lib, python3, git }:
  +{ lib, python3, git, pkgconfig }:
   
   let newPython = python3.override {
     packageOverrides = self: super: {
  
positive.code:         sha256 = "c0abe3218b86533cca287e7057a37481883c07acef7814b70583406938214cc8";
        };
      });
      pyyaml = super.pyyaml_3;
    };
  };
  
  in newPython.pkgs.buildPythonApplication rec {
    version = "1.12.0";
    pname = "conan";
  
    src = newPython.pkgs.fetchPypi {
      inherit pname version;
      sha256 = "0hgy3wfy96likdchz42h9mawfjw4dxx7k2iinrrlhph7128kji1j";
    };
    checkInputs = [
      git
    ] ++ (with newPython.pkgs; [
      codecov
      mock
      node-semver
      nose
      parameterized
      webtest
    ]);
  
    propagatedBuildInputs = with newPython.pkgs; [
      colorama deprecation distro fasteners bottle
  
negative.code:     pyjwt pylint pyyaml requests six tqdm
    ];
  
    checkInputs = [
      pkgconfig
      git
    ] ++ (with newPython.pkgs; [
      codecov
      mock
      pytest
      node-semver
      nose
      parameterized
      webtest
    ]);
  
    checkPhase = ''
      export HOME=$TMPDIR
      pytest conans/test/{utils,unittests} \
        -k 'not SVN and not ToolsNetTest'
    '';
  
    postPatch = ''
      substituteInPlace conans/requirements_server.txt \
        --replace "pluginbase>=0.5, < 1.0" "pluginbase>=0.5"
      substituteInPlace conans/requirements.txt \
        --replace "PyYAML>=3.11, <3.14.0" "PyYAML"
    '';
  
    meta = with lib; {
  