anchor.diff:  , buildPythonPackage
   , fetchFromGitHub
   , importlib-metadata
  +, pydantic
   , poetry-core
   , pytest-asyncio
   , pytest-mock
  
positive.code:   propagatedBuildInputs = [
      asyncclick
      importlib-metadata
    ];
  
    checkInputs = [
  
negative.code:     owner = pname;
      repo = pname;
      rev = "refs/tags/${version}";
      sha256 = "sha256-9zCUYB+TYgDMoTHpR0u42Usq2EKp8vtzlTgU82eXxl8=";
    };
  
    nativeBuildInputs = [
  