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/amberelectric/default.nix

@@ -0,0 +1,41 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytest-mock
+, pytestCheckHook
+, python-dateutil
+, pythonOlder
+, urllib3
+}:
+
+buildPythonPackage rec {
+  pname = "amberelectric";
+  version = "1.0.4";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-5SWJnTxRm6mzP0RxrgA+jnV+Gp23WjqQA57wbT2V9Dk=";
+  };
+
+  propagatedBuildInputs = [
+    urllib3
+    python-dateutil
+  ];
+
+  checkInputs = [
+    pytest-mock
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "amberelectric" ];
+
+  meta = with lib; {
+    description = "Python Amber Electric API interface";
+    homepage = "https://github.com/madpilot/amberelectric.py";
+    license = with licenses; [ asl20 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}