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/flexmock/default.nix

@@ -0,0 +1,42 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+, pythonOlder
+, teamcity-messages
+, testtools
+}:
+
+buildPythonPackage rec {
+  pname = "flexmock";
+  version = "0.11.3";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-sf419qXzJUe1zTGhXAYNmrhj3Aiv8BjNc9x40bZR7dQ=";
+  };
+
+  checkInputs = [
+    pytestCheckHook
+    teamcity-messages
+    testtools
+  ];
+
+  disabledTests = [
+    "test_failed_test_case"
+  ];
+
+  pythonImportsCheck = [
+    "flexmock"
+  ];
+
+  meta = with lib; {
+    description = "Testing library that makes it easy to create mocks,stubs and fakes";
+    homepage = "https://flexmock.readthedocs.org";
+    license = licenses.bsdOriginal;
+    maintainers = with maintainers; [ ];
+  };
+}