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/python-multipart/default.nix

@@ -0,0 +1,46 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+, mock
+, pyyaml
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "python-multipart";
+  version = "0.0.5";
+  format = "setuptools";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "f7bb5f611fc600d15fa47b3974c8aa16e93724513b49b5f95c81e6624c83fa43";
+  };
+
+  propagatedBuildInputs = [
+    six
+  ];
+
+  pythonImportsCheck = [
+    "multipart"
+  ];
+
+  preCheck = ''
+    # https://github.com/andrew-d/python-multipart/issues/41
+    substituteInPlace multipart/tests/test_multipart.py \
+      --replace "yaml.load" "yaml.safe_load"
+  '';
+
+  checkInputs = [
+    pytestCheckHook
+    mock
+    pyyaml
+  ];
+
+  meta = with lib; {
+    description = "A streaming multipart parser for Python";
+    homepage = "https://github.com/andrew-d/python-multipart";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ costrouc ];
+  };
+}