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/lightning/default.nix

@@ -0,0 +1,30 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytest
+, jinja2
+, matplotlib
+, numpy
+, requests
+, six
+}:
+
+buildPythonPackage rec {
+  version = "1.2.1";
+  pname = "lightning-python";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "3987d7d4a634bdb6db9bcf212cf4d2f72bab5bc039f4f6cbc02c9d01c4ade792";
+  };
+
+  buildInputs = [ pytest ];
+  propagatedBuildInputs = [ jinja2 matplotlib numpy requests six ];
+
+  meta = with lib; {
+    description = "A Python client library for the Lightning data visualization server";
+    homepage = "http://lightning-viz.org";
+    license = licenses.mit;
+  };
+
+}