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/delegator-py/default.nix

@@ -0,0 +1,29 @@
+{ buildPythonPackage
+, lib
+, fetchFromGitHub
+, pexpect
+}:
+
+buildPythonPackage rec {
+  version = "0.1.1";
+  pname = "delegator.py";
+
+  src = fetchFromGitHub {
+    owner = "amitt001";
+    repo = "delegator.py";
+    rev = "v${version}";
+    sha256 = "17n9h3xzjsfxmwclh33vc4yg3c9yzh9hfhaj12kv5ah3fy8rklwb";
+  };
+
+  propagatedBuildInputs = [ pexpect ];
+
+  # no tests in github or pypi
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Subprocesses for Humans 2.0";
+    homepage = "https://github.com/amitt001/delegator.py";
+    license = licenses.mit;
+    maintainers = with maintainers; [ jonringer ];
+  };
+}