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/construct/default.nix

@@ -0,0 +1,35 @@
+{ lib, stdenv, buildPythonPackage, fetchFromGitHub, pythonOlder
+, pytestCheckHook, pytest-benchmark, numpy, arrow, ruamel-yaml
+, lz4, cloudpickle
+}:
+
+buildPythonPackage rec {
+  pname   = "construct";
+  version = "2.10.68";
+
+  disabled = pythonOlder "3.6";
+
+  # no tests in PyPI tarball
+  src = fetchFromGitHub {
+    owner  = pname;
+    repo   = pname;
+    rev    = "v${version}";
+    sha256 = "sha256-bp/YyRFP0rrBHPyhiqnn6o1iC5l61oedShZ2phGeqaw=";
+  };
+
+  # not an explicit dependency, but it's imported by an entrypoint
+  propagatedBuildInputs = [
+    lz4
+  ];
+
+  checkInputs = [ pytestCheckHook numpy arrow ruamel-yaml cloudpickle ];
+
+  disabledTests = [ "test_benchmarks" ] ++ lib.optionals stdenv.isDarwin [ "test_multiprocessing" ];
+
+  meta = with lib; {
+    description = "Powerful declarative parser (and builder) for binary data";
+    homepage = "https://construct.readthedocs.org/";
+    license = licenses.mit;
+    maintainers = with maintainers; [ bjornfor ];
+  };
+}