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/roombapy/default.nix

@@ -0,0 +1,66 @@
+{ lib
+, amqtt
+, buildPythonPackage
+, fetchFromGitHub
+, paho-mqtt
+, poetry-core
+, pytest-asyncio
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "roombapy";
+  version = "1.6.5";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "pschmitt";
+    repo = "roombapy";
+    rev = version;
+    sha256 = "sha256-Xjeh29U+FCzI5n/i5s6wC0B88Ktmb8pnNDdOzCiKWi4=";
+  };
+
+  nativeBuildInputs = [
+    poetry-core
+  ];
+
+  propagatedBuildInputs = [
+    paho-mqtt
+  ];
+
+  checkInputs = [
+    amqtt
+    pytest-asyncio
+    pytestCheckHook
+  ];
+
+  postPatch = ''
+    # hbmqtt was replaced by amqtt
+    substituteInPlace tests/test_roomba_integration.py \
+      --replace "from hbmqtt.broker import Broker" "from amqtt.broker import Broker"
+  '';
+
+  disabledTestPaths = [
+    # Requires network access
+    "tests/test_discovery.py"
+  ];
+
+  disabledTests = [
+    # Test want to connect to a local MQTT broker
+    "test_roomba_connect"
+  ];
+
+  pythonImportsCheck = [
+    "roombapy"
+  ];
+
+  meta = with lib; {
+    description = "Python program and library to control Wi-Fi enabled iRobot Roombas";
+    homepage = "https://github.com/pschmitt/roombapy";
+    license = licenses.mit;
+    maintainers = with maintainers; [ justinas ];
+  };
+}