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/colanderalchemy/default.nix

@@ -0,0 +1,27 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, colander
+, sqlalchemy
+}:
+
+buildPythonPackage rec {
+  pname = "ColanderAlchemy";
+  version = "0.3.4";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "006wcfch2skwvma9bq3l06dyjnz309pa75h1rviq7i4pd9g463bl";
+  };
+
+  propagatedBuildInputs = [ colander sqlalchemy ];
+
+  # Tests are not included in Pypi
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Autogenerate Colander schemas based on SQLAlchemy models";
+    homepage = "https://github.com/stefanofontanelli/ColanderAlchemy";
+    license = licenses.mit;
+  };
+}