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/aioguardian/default.nix

@@ -0,0 +1,72 @@
+{ lib
+, aiohttp
+, async-timeout
+, asyncio-dgram
+, asynctest
+, buildPythonPackage
+, docutils
+, fetchFromGitHub
+, poetry-core
+, pytest-aiohttp
+, pytest-asyncio
+, pytestCheckHook
+, voluptuous
+}:
+
+buildPythonPackage rec {
+  pname = "aioguardian";
+  version = "2022.03.2";
+
+  src = fetchFromGitHub {
+    owner = "bachya";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-eEvvcj8tHNErU6RrWar5mxG3xbQ5wCEEYJ95hXkdY54=";
+  };
+
+  format = "pyproject";
+
+  nativeBuildInputs = [
+    poetry-core
+  ];
+
+  propagatedBuildInputs = [
+    aiohttp
+    async-timeout
+    asyncio-dgram
+    docutils
+    voluptuous
+  ];
+
+  checkInputs = [
+    asyncio-dgram
+    asynctest
+    pytest-aiohttp
+    pytest-asyncio
+    pytestCheckHook
+  ];
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace 'docutils = "<0.18"' 'docutils = "*"'
+  '';
+
+  disabledTestPaths = [
+    "examples/"
+  ];
+
+  pythonImportsCheck = [
+    "aioguardian"
+  ];
+
+  meta = with lib; {
+    description = " Python library to interact with Elexa Guardian devices";
+    longDescription = ''
+      aioguardian is a Pytho3, asyncio-focused library for interacting with the
+      Guardian line of water valves and sensors from Elexa.
+    '';
+    homepage = "https://github.com/bachya/aioguardian";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}