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/pysma/default.nix

@@ -0,0 +1,41 @@
+{ lib
+, aiohttp
+, attrs
+, buildPythonPackage
+, fetchPypi
+, jmespath
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "pysma";
+  version = "0.6.11";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-x0sFJAdueSny0XoaOYbYLN8ZRS5B/iEVT62mqd4Voe4=";
+  };
+
+  propagatedBuildInputs = [
+    aiohttp
+    attrs
+    jmespath
+  ];
+
+  # pypi does not contain tests and GitHub archive not available
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "pysma"
+  ];
+
+  meta = with lib; {
+    description = "Python library for interacting with SMA Solar's WebConnect";
+    homepage = "https://github.com/kellerza/pysma";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}