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/tatsu/default.nix

@@ -0,0 +1,37 @@
+{ lib, buildPythonPackage, fetchFromGitHub, pythonOlder
+, colorama, regex
+, pytest-runner, pytestCheckHook, pytest-mypy
+}:
+
+buildPythonPackage rec {
+  pname = "tatsu";
+  version = "5.8.0";
+  # upstream only supports 3.10+
+  disabled = pythonOlder "3.10";
+
+  src = fetchFromGitHub {
+    owner = "neogeny";
+    repo = "TatSu";
+    rev = "v${version}";
+    sha256 = "sha256-spTIHiyspjrIV8DKR7YNpNTNO9SlcLOROuABhmu3ckA=";
+  };
+
+  nativeBuildInputs = [ pytest-runner ];
+  propagatedBuildInputs = [ colorama regex ];
+  checkInputs = [ pytestCheckHook pytest-mypy ];
+
+  pythonImportsCheck = [ "tatsu" ];
+
+  meta = with lib; {
+    description = "Generates Python parsers from grammars in a variation of EBNF";
+    longDescription = ''
+      TatSu (the successor to Grako) is a tool that takes grammars in a
+      variation of EBNF as input, and outputs memoizing (Packrat) PEG parsers in
+      Python.
+    '';
+    homepage = "https://tatsu.readthedocs.io/";
+    license = licenses.bsd2;
+    maintainers = with maintainers; [ primeos ];
+  };
+
+}