anchor.diff:  , pyfakefs
   , pytestCheckHook
   , sqlalchemy
  +, pythonOlder
   }:
   
   buildPythonPackage rec {
     pname = "pynetdicom";
  -  version = "1.5.7";
  +  version = "2.0.0";
  +  format = "setuptools";
  +
  +  disabled = pythonOlder "3.7";
   
     src = fetchFromGitHub {
       owner = "pydicom";
       repo = pname;
       rev = "v${version}";
  -    sha256 = "0wr6nh0xrhzwf05gnf3dwg5r3lhn9nfwch3l16zkbj6fli871brc";
  +    sha256 = "sha256-Kfcfk76au2ymbX+nl0PhuuCd+t6dYRbTurGlW6msv3Y=";
     };
   
     propagatedBuildInputs = [
  
positive.code:     # Some tests needs network capabilities
      "test_str_types_empty"
      "test_associate_reject"
      "TestEchoSCP"
      "TestEchoSCPCLI"
      "TestFindSCP"
  
negative.code:     "TestState"
    ];
  
    pythonImportsCheck = [
      "pynetdicom"
    ];
  
    meta = with lib; {
      description = "Python implementation of the DICOM networking protocol";
  