uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/python-modules/pyhocon/default.nix

@@ -0,0 +1,67 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, mock
+, pyparsing
+, pytestCheckHook
+, python-dateutil
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "pyhocon";
+  version = "0.3.59";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "chimpler";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-0BuDYheURFhtnWIh7Qw4LzZbk5tSqiNejo+08eglIvs=";
+  };
+
+  propagatedBuildInputs = [
+    pyparsing
+    python-dateutil
+  ];
+
+  checkInputs = [
+    mock
+    pytestCheckHook
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "pyparsing~=2.0" "pyparsing>=2.0"
+  '';
+
+  pythonImportsCheck = [
+    "pyhocon"
+  ];
+
+  disabledTestPaths = [
+    # pyparsing.exceptions.ParseException: Expected end of text, found '='
+    # https://github.com/chimpler/pyhocon/issues/273
+    "tests/test_tool.py"
+  ];
+
+  disabledTests = [
+    # AssertionError: assert ConfigTree([(...
+    "test_dict_merge"
+    "test_parse_override"
+    "test_include_dict"
+  ];
+
+  meta = with lib; {
+    description = "HOCON parser for Python";
+    homepage = "https://github.com/chimpler/pyhocon/";
+    longDescription = ''
+      A HOCON parser for Python. It additionally provides a tool (pyhocon) to convert
+      any HOCON content into JSON, YAML and properties format.
+    '';
+    license = licenses.asl20;
+    maintainers = with maintainers; [ chreekat ];
+  };
+}