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/python2-modules/construct/default.nix

@@ -0,0 +1,39 @@
+{ lib, stdenv, buildPythonPackage, fetchFromGitHub
+, pytestCheckHook, pytest-benchmark, enum34, numpy, arrow, ruamel-yaml
+}:
+
+buildPythonPackage rec {
+  pname   = "construct";
+  version = "2.10.54";
+
+  # no tests in PyPI tarball
+  src = fetchFromGitHub {
+    owner  = pname;
+    repo   = pname;
+    rev    = "v${version}";
+    sha256 = "1mqspsn6bf3ibvih1zna2glkg8iw7vy5zg9gzg0d1m8zcndk2c48";
+  };
+
+  checkInputs = [ pytestCheckHook enum34 numpy ];
+
+  # these have dependencies that are broken on Python 2
+  disabledTestPaths = [
+    "tests/gallery/test_gallery.py"
+    "tests/test_benchmarks.py"
+    "tests/test_compiler.py"
+  ];
+
+  disabledTests = [
+    "test_benchmarks"
+    "test_timestamp"
+  ] ++ 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; [ dotlambda ];
+  };
+}