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/pypdf2/default.nix

@@ -0,0 +1,35 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, glibcLocales
+, python
+, isPy3k
+}:
+
+buildPythonPackage rec {
+  pname = "PyPDF2";
+  version = "1.26.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "11a3aqljg4sawjijkvzhs3irpw0y67zivqpbjpm065ha5wpr13z2";
+  };
+
+  LC_ALL = "en_US.UTF-8";
+  buildInputs = [ glibcLocales ];
+
+  checkPhase = ''
+    ${python.interpreter} -m unittest discover -s Tests
+  '';
+
+  # Tests broken on Python 3.x
+  doCheck = !(isPy3k);
+
+  meta = with lib; {
+    description = "A Pure-Python library built as a PDF toolkit";
+    homepage = "http://mstamy2.github.com/PyPDF2/";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ desiderius vrthra ];
+  };
+
+}