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/diff-cover/default.nix

@@ -0,0 +1,79 @@
+{ lib
+, buildPythonPackage
+, chardet
+, fetchPypi
+, jinja2
+, jinja2_pluralize
+, pluggy
+, pycodestyle
+, pyflakes
+, pygments
+, pylint
+, pytest-datadir
+, pytest-mock
+, pytestCheckHook
+, pythonOlder
+, tomli
+}:
+
+buildPythonPackage rec {
+  pname = "diff-cover";
+  version = "6.5.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    pname = "diff_cover";
+    inherit version;
+    hash = "sha256-N2O0/C75EGO6crUCFGUiJLLQqfMVRNVQRZb1xKhHzXs=";
+  };
+
+  propagatedBuildInputs = [
+    chardet
+    jinja2
+    jinja2_pluralize
+    pluggy
+    pygments
+    tomli
+  ];
+
+  checkInputs = [
+    pycodestyle
+    pyflakes
+    pylint
+    pytest-datadir
+    pytest-mock
+    pytestCheckHook
+  ];
+
+  disabledTests = [
+    # Tests check for flake8
+    "file_does_not_exist"
+    # AssertionError: assert '.c { color:...
+    "test_style_defs"
+    # uses pytest.approx in a boolean context, which is unsupported since pytest7
+    "test_percent_covered"
+    # assert '<!DOCTYPE ht...ody>\n</html>' == '<!DOCTYPE ht...ody>\n</html>'
+    "test_html_with_external_css"
+    # assert '<table class...</tr></table>' == '<div class=".../table></div>'
+    "test_format"
+    "test_format_with_invalid_violation_lines"
+    "test_no_filename_ext"
+    "test_unicode"
+    "test_load_snippets_html"
+    "test_load_utf8_snippets"
+    "test_load_declared_arabic"
+  ];
+
+  pythonImportsCheck = [
+    "diff_cover"
+  ];
+
+  meta = with lib; {
+    description = "Automatically find diff lines that need test coverage";
+    homepage = "https://github.com/Bachmann1234/diff-cover";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ dzabraev ];
+  };
+}