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/mplleaflet/default.nix

@@ -0,0 +1,27 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, jinja2
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "mplleaflet";
+  version = "0.0.5";
+
+  propagatedBuildInputs = [ jinja2 six ];
+
+  # No tests in archive
+  doCheck = false;
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "049e0b91797ce5b462853395138161fed9e8dfc1f4723f482ebb0739a0bbd289";
+  };
+
+  meta = {
+    description = "Convert Matplotlib plots into Leaflet web maps";
+    homepage = "https://github.com/jwass/mplleaflet";
+    license = with lib.licenses; [ bsd3 ];
+  };
+}