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/testfixtures/default.nix

@@ -0,0 +1,58 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, mock
+, pytestCheckHook
+, pythonAtLeast
+, pythonOlder
+, sybil
+, twisted
+, zope_component
+}:
+
+buildPythonPackage rec {
+  pname = "testfixtures";
+  version = "6.18.5";
+  format = "setuptools";
+  # DO NOT CONTACT upstream.
+  # https://github.com/simplistix/ is only concerned with internal CI process.
+  # Any attempt by non-standard pip workflows to comment on issues will
+  # be met with hostility.
+  # https://github.com/simplistix/testfixtures/issues/169
+  # https://github.com/simplistix/testfixtures/issues/168
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-Atrog/Vn9bcP0608nu+5WRLniskL5sdES14vRr9XLIQ=";
+  };
+
+  checkInputs = [
+    mock
+    pytestCheckHook
+    sybil
+    twisted
+    zope_component
+  ];
+
+  disabledTestPaths = [
+    # Django is too much hasle to setup at the moment
+    "testfixtures/tests/test_django"
+  ];
+
+  pytestFlagsArray = [
+    "testfixtures/tests"
+  ];
+
+  pythonImportsCheck = [
+    "testfixtures"
+  ];
+
+  meta = with lib; {
+    description = "Collection of helpers and mock objects for unit tests and doc tests";
+    homepage = "https://github.com/Simplistix/testfixtures";
+    license = licenses.mit;
+    maintainers = with maintainers; [ siriobalmelli ];
+  };
+}