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/rabbitpy/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, mock
+, nose
+, pamqp
+}:
+
+buildPythonPackage rec {
+  version = "2.0.1";
+  pname = "rabbitpy";
+
+  # No tests in the pypi tarball, so we directly fetch from git
+  src = fetchFromGitHub {
+    owner = "gmr";
+    repo = pname;
+    rev = version;
+    sha256 = "0m5z3i3d5adrz1wh6y35xjlls3cq6p4y9p1mzghw3k7hdvg26cck";
+  };
+
+  propagatedBuildInputs = [ pamqp ];
+  checkInputs = [ mock nose ];
+
+  checkPhase = ''
+    runHook preCheck
+    rm tests/integration_tests.py # Impure tests requiring network
+    nosetests tests
+    runHook postCheck
+  '';
+
+  postPatch = ''
+    # See: https://github.com/gmr/rabbitpy/issues/118
+    substituteInPlace setup.py \
+      --replace 'pamqp>=2,<3' 'pamqp'
+  '';
+
+  meta = with lib; {
+    description = "A pure python, thread-safe, minimalistic and pythonic RabbitMQ client library";
+    homepage = "https://pypi.python.org/pypi/rabbitpy";
+    license = licenses.bsd3;
+
+    # broken by pamqp==3, tracked in
+    # https://github.com/gmr/rabbitpy/issues/125
+    broken = true;
+  };
+
+}