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/aiopvapi/default.nix

@@ -0,0 +1,51 @@
+{ lib
+, aiohttp
+, async-timeout
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "aiopvapi";
+  version = "1.6.19";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.5";
+
+  src = fetchFromGitHub {
+    owner = "sander76";
+    repo = "aio-powerview-api";
+    # no tags on git, no sdist on pypi: https://github.com/sander76/aio-powerview-api/issues/12
+    rev = "89711e2a0cb4640eb458767d289dcfa3acafb10f";
+    sha256 = "18gbz9rcf183syvxvvhhl62af3b7463rlqxxs49w4m805hkvirdp";
+  };
+
+  propagatedBuildInputs = [
+    aiohttp
+    async-timeout
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  postPatch = ''
+    # async_timeout 4.0.0 removes loop, https://github.com/sander76/aio-powerview-api/pull/13
+    # Patch doesn't apply due to different line endings
+    substituteInPlace aiopvapi/helpers/aiorequest.py \
+      --replace ", loop=self.loop)" ")"
+  '';
+
+  pythonImportsCheck = [
+    "aiopvapi"
+  ];
+
+  meta = with lib; {
+    description = "Python API for the PowerView API";
+    homepage = "https://github.com/sander76/aio-powerview-api";
+    license = with licenses; [ bsd3 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}