anchor.diff:  , buildPythonPackage
   , pythonOlder
   , fetchFromGitHub
  -, brotlicffi
   , certifi
   , charset-normalizer
   , httpcore
   , rfc3986
   , sniffio
  +, h2
  +, socksio
  +, isPyPy
  +, brotli
  +, brotlicffi
  +, click
  +, rich
  +, pygments
   , python
   , pytestCheckHook
   , pytest-asyncio
  
positive.code:     async_generator
    ];
  
    checkInputs = [
      pytestCheckHook
      pytest-asyncio
  
negative.code:     trustme
      typing-extensions
      uvicorn
    ] ++ passthru.extras-require.http2
      ++ passthru.extras-require.brotli
      ++ passthru.extras-require.socks;
  
    postPatch = ''
      substituteInPlace setup.py \
  