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/pixcat/default.nix

@@ -0,0 +1,38 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, blessed
+, docopt
+, pillow
+, requests
+, dataclasses
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "pixcat";
+  version = "0.1.4";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "657c8fe04513caecccd6086b347aa4b85db6b4c0f761b162cb9cd789abe7abb6";
+  };
+
+  propagatedBuildInputs = [
+    blessed
+    docopt
+    pillow
+    requests
+  ];
+
+  pythonImportsCheck = [ "pixcat" ];
+
+  meta = with lib; {
+    description = "Display images on a kitty terminal with optional resizing";
+    homepage = "https://github.com/mirukan/pixcat";
+    license = licenses.lgpl3;
+    maintainers = [ maintainers.tilcreator ];
+  };
+}