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/ipdb/default.nix

@@ -0,0 +1,34 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, ipython
+, isPyPy
+, mock
+, toml
+}:
+
+buildPythonPackage rec {
+  pname = "ipdb";
+  version = "0.13.9";
+  disabled = isPyPy;  # setupterm: could not find terminfo database
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "951bd9a64731c444fd907a5ce268543020086a697f6be08f7cc2c9a752a278c5";
+  };
+
+  propagatedBuildInputs = [ ipython toml ];
+  checkInputs = [ mock ];
+
+  preCheck = ''
+    export HOME=$(mktemp -d)
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/gotcha/ipdb";
+    description = "IPython-enabled pdb";
+    license = licenses.bsd0;
+    maintainers = [ maintainers.costrouc ];
+  };
+
+}