anchor.diff:  , pytestCheckHook
   , pythonOlder
   , sqlalchemy
  -, typing-extensions
  +, ujson
   }:
   
   buildPythonPackage rec {
  
positive.code:   version = "2.8.0";
    format = "pyproject";
  
    disabled = pythonOlder "3.7";
  
    src = fetchFromGitHub {
      owner = "seandstewart";
  
negative.code:   ];
  
    disabledTests = [
      # ConstraintValueError: Given value <{'key...
      "test_tagged_union_validate"
      # TypeError: 'NoneType' object cannot be interpreted as an integer
      "test_ujson"
    ];
  
    disabledTestPaths = [
      # We don't care about benchmarks
      "benchmark/"
      # Tests are failing on Hydra
      "tests/mypy/test_mypy.py"
  