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/lark/default.nix

@@ -0,0 +1,43 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, python
+, regex
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "lark";
+  version = "1.1.2";
+
+  src = fetchFromGitHub {
+    owner = "lark-parser";
+    repo = "lark";
+    rev = version;
+    sha256 = "sha256-Y1bDSiFnqAKTlIcd8aAgtc+I3TLnWF8hhQK2ez96TQs=";
+  };
+
+  # Optional import, but fixes some re known bugs & allows advanced regex features
+  propagatedBuildInputs = [ regex ];
+
+  pythonImportsCheck = [
+    "lark"
+    "lark.parsers"
+    "lark.tools"
+    "lark.grammars"
+  ];
+
+  checkInputs = [ pytestCheckHook ];
+
+  disabledTestPaths = [
+    "tests/test_nearley/test_nearley.py"  # requires unpackaged Js2Py library
+  ];
+
+  meta = with lib; {
+    description = "A modern parsing library for Python, implementing Earley & LALR(1) and an easy interface";
+    homepage = "https://lark-parser.readthedocs.io/";
+    changelog = "https://github.com/lark-parser/lark/releases/tag/${version}";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fridh drewrisinger ];
+  };
+}