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/aiokafka/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pythonOlder
+, dataclasses
+, kafka-python
+, cython
+, zlib
+}:
+
+buildPythonPackage rec {
+  pname = "aiokafka";
+  version = "0.7.2";
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "aio-libs";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-D+91k4zVg28qPbWIrvyXi6WtDs1jeJt9jFGsrSBA3cs=";
+  };
+
+  nativeBuildInputs = [
+    cython
+  ];
+
+  buildInputs = [
+    zlib
+  ];
+
+  propagatedBuildInputs = [
+    kafka-python
+  ] ++ lib.optionals (pythonOlder "3.7") [
+    dataclasses
+  ];
+
+  # checks require running kafka server
+  doCheck = false;
+
+  pythonImportsCheck = [ "aiokafka" ];
+
+  meta = with lib; {
+    description = "Kafka integration with asyncio";
+    homepage = "https://aiokafka.readthedocs.org";
+    license = licenses.asl20;
+    maintainers = [ maintainers.costrouc ];
+  };
+}