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/coreapi/default.nix

@@ -0,0 +1,44 @@
+{
+  lib,
+  fetchFromGitHub,
+  buildPythonPackage,
+  django,
+  coreschema,
+  itypes,
+  uritemplate,
+  requests,
+  pytest,
+}:
+
+buildPythonPackage rec {
+  pname = "coreapi";
+  version = "2.3.3";
+
+  src = fetchFromGitHub {
+    repo = "python-client";
+    owner = "core-api";
+    rev = version;
+    sha256 = "1c6chm3q3hyn8fmjv23qgc79ai1kr3xvrrkp4clbqkssn10k7mcw";
+  };
+
+  propagatedBuildInputs = [
+    django
+    coreschema
+    itypes
+    uritemplate
+    requests
+  ];
+
+  checkInputs = [ pytest ];
+  checkPhase = ''
+    cd ./tests
+    pytest
+  '';
+
+  meta = with lib; {
+    description = "Python client library for Core API";
+    homepage = "https://github.com/core-api/python-client";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ ];
+  };
+}