anchor.diff:    checkInputs = [
       curio
       hypothesis
  +    pytest-mock
       pytestCheckHook
       trio
       trustme
       uvloop
  +  ] ++ lib.optionals (pythonOlder "3.8") [
  +    mock
     ];
   
  -  pytestFlagsArray = [
  -    # lots of DNS lookups
  -    "--ignore=tests/test_sockets.py"
  +  disabledTestPaths = [
  +     # lots of DNS lookups
  +    "tests/test_sockets.py"
     ] ++ lib.optionals stdenv.isDarwin [
       # darwin sandboxing limitations
  -    "--ignore=tests/streams/test_tls.py"
  +    "tests/streams/test_tls.py"
     ];
   
     pythonImportsCheck = [ "anyio" ];
  
positive.code:     owner = "agronholm";
      repo = pname;
      rev = version;
      sha256 = "0ram1niv2lg9qj53zssph104a4kxl8f94ilfn6mibn034m3ikcc8";
    };
  
    propagatedBuildInputs = [
  
negative.code: 
  buildPythonPackage rec {
    pname = "anyio";
    version = "3.1.0";
    format = "pyproject";
    disabled = pythonOlder "3.7";
  
  