anchor.diff:      backoff
       requests
       rich
  -  ] ++ lib.optionals (pythonOlder "3.8") [
       importlib-metadata
     ];
   
  
positive.code:     substituteInPlace pyproject.toml \
        --replace 'backoff = "^1.11.1"' 'backoff = "*"' \
        --replace 'requests = ">=2.26.0"' 'requests = "*"' \
        --replace 'rich = "^10.6.0"' 'rich = "*"'
      substituteInPlace pytest.ini \
        --replace "--cov" ""
    '';
  
negative.code:     owner = "censys";
      repo = "censys-python";
      rev = "v${version}";
      sha256 = "sha256-S3sxYCGMg/O5ICr9z4NqjmpPCF7e5F8G2q2EX4bRN+8=";
    };
  
    nativeBuildInputs = [
  