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/waqiasync/default.nix

@@ -0,0 +1,32 @@
+{ lib
+, aiohttp
+, async-timeout
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec {
+  pname = "waqiasync";
+  version = "1.0.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1yxls7ywfg954c3vxgnp98qa1b8dsq9b2fld11fb9sx1k4mjc29d";
+  };
+
+  propagatedBuildInputs = [
+    aiohttp
+    async-timeout
+  ];
+
+  # Project has no tests
+  doCheck = false;
+  pythonImportsCheck = [ "waqiasync" ];
+
+  meta = with lib; {
+    description = "Python library for http://aqicn.org";
+    homepage = "https://github.com/andrey-git/waqi-async";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}