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/gst-python/default.nix

@@ -0,0 +1,60 @@
+{ lib
+, buildPythonPackage
+, fetchurl
+, meson
+, ninja
+
+, pkg-config
+, python
+, pygobject3
+, gobject-introspection
+, gst-plugins-base
+, isPy3k
+}:
+
+buildPythonPackage rec {
+  pname = "gst-python";
+  version = "1.20.0";
+
+  format = "other";
+
+  outputs = [ "out" "dev" ];
+
+  src = fetchurl {
+    url = "${meta.homepage}/src/gst-python/${pname}-${version}.tar.xz";
+    sha256 = "j2e9xWBrozYGxryJbonefc2M9PykWfcTibG2/gdbXlQ=";
+  };
+
+  # Python 2.x is not supported.
+  disabled = !isPy3k;
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    python
+    gobject-introspection
+    gst-plugins-base
+  ];
+
+  propagatedBuildInputs = [
+    gst-plugins-base
+    pygobject3
+  ];
+
+  mesonFlags = [
+    "-Dpygi-overrides-dir=${placeholder "out"}/${python.sitePackages}/gi/overrides"
+  ];
+
+  doCheck = true;
+
+  # TODO: Meson setup hook does not like buildPythonPackage
+  # https://github.com/NixOS/nixpkgs/issues/47390
+  installCheckPhase = "meson test --print-errorlogs";
+
+  meta = with lib; {
+    homepage = "https://gstreamer.freedesktop.org";
+    description = "Python bindings for GStreamer";
+    license = licenses.lgpl2Plus;
+  };
+}