anchor.diff:  , packaging
   , poetry-core
   , pytestCheckHook
  +, typing-extensions
   , pythonOlder
   , rich
   , tomlkit
  
positive.code: 
  buildPythonPackage rec {
    pname = "pontos";
    version = "22.10.0";
    format = "pyproject";
  
    disabled = pythonOlder "3.7";
  
negative.code:     httpx
      packaging
      rich
      typing-extensions
      tomlkit
    ] ++ lib.optionals (pythonOlder "3.8") [
      typing-extensions
    ] ++ httpx.optional-dependencies.http2;
  
    checkInputs = [
      git
      pytestCheckHook
    ];
  
    disabledTests = [
      "PrepareTestCase"
  