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/python-zbar/default.nix

@@ -0,0 +1,42 @@
+{ lib , buildPythonPackage , fetchFromGitHub , pillow , zbar , pytestCheckHook }:
+
+buildPythonPackage rec {
+  pname = "python-zbar";
+  version = "0.23.90";
+  format = "setuptools";
+
+  src = fetchFromGitHub {
+    owner = "mchehab";
+    repo = "zbar";
+    rev = version;
+    sha256 = "sha256-FvV7TMc4JbOiRjWLka0IhtpGGqGm5fis7h870OmJw2U=";
+  };
+
+  propagatedBuildInputs = [ pillow ];
+
+  buildInputs = [ zbar ];
+
+  checkInputs = [ pytestCheckHook ];
+
+  preBuild = ''
+    cd python
+  '';
+
+  disabledTests = [
+    #AssertionError: b'Y800' != 'Y800'
+    "test_format"
+    "test_new"
+    #Requires loading a recording device
+    #zbar.SystemError: <zbar.Processor object at 0x7ffff615a680>
+    "test_processing"
+  ];
+
+  pythonImportsCheck = [ "zbar" ];
+
+  meta = with lib; {
+    description = "Python bindings for zbar";
+    homepage = "https://github.com/mchehab/zbar";
+    license = licenses.lgpl21Only;
+    maintainers = with maintainers; [ wolfangaukang ];
+  };
+}