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/weconnect-mqtt/default.nix

@@ -0,0 +1,55 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+, pythonOlder
+, paho-mqtt
+, python-dateutil
+, weconnect
+}:
+
+buildPythonPackage rec {
+  pname = "weconnect-mqtt";
+  version = "0.34.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "tillsteinbach";
+    repo = "WeConnect-mqtt";
+    rev = "v${version}";
+    hash = "sha256-Gj+hXgGkOqKnZ4W2iZ9P6JN3lYMoREMSF/wfGwLL/tc=";
+  };
+
+  propagatedBuildInputs = [
+    paho-mqtt
+    python-dateutil
+    weconnect
+  ];
+
+  postPatch = ''
+    substituteInPlace weconnect_mqtt/__version.py \
+      --replace "develop" "${version}"
+    substituteInPlace pytest.ini \
+      --replace "--cov=weconnect_mqtt --cov-config=.coveragerc --cov-report html" "" \
+      --replace "pytest-cov" ""
+    substituteInPlace requirements.txt \
+      --replace "weconnect[Images]~=0.40.0" "weconnect"
+  '';
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "weconnect_mqtt"
+  ];
+
+  meta = with lib; {
+    description = "Python client that publishes data from Volkswagen WeConnect";
+    homepage = "https://github.com/tillsteinbach/WeConnect-mqtt";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}