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/flake8-future-import/default.nix

@@ -0,0 +1,49 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, isPy27
+, isPy38
+, isPy39
+, pythonAtLeast
+, flake8
+, six
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "flake8-future-import";
+  version = "0.4.6";
+
+  # PyPI tarball doesn't include the test suite
+  src = fetchFromGitHub {
+    owner = "xZise";
+    repo = "flake8-future-import";
+    rev = version;
+    sha256 = "00q8n15xdnvqj454arn7xxksyrzh0dw996kjyy7g9rdk0rf8x82z";
+  };
+
+  patches = lib.optionals (pythonAtLeast "3.10") [
+    ./fix-annotations-version-11.patch
+  ] ++ lib.optionals (isPy38 || isPy39) [
+    ./fix-annotations-version-10.patch
+  ] ++ lib.optionals isPy27 [
+    # Upstream disables this test case naturally on python 3, but it also fails
+    # inside NixPkgs for python 2. Since it's going to be deleted, we just skip it
+    # on py2 as well.
+    ./skip-test.patch
+  ];
+
+  propagatedBuildInputs = [ flake8 ];
+
+  checkInputs = [ six ];
+
+  checkPhase = ''
+    ${python.interpreter} -m test_flake8_future_import
+  '';
+
+  meta = with lib; {
+    description = "A flake8 extension to check for the imported __future__ modules to make it easier to have a consistent code base";
+    homepage = "https://github.com/xZise/flake8-future-import";
+    license = licenses.mit;
+  };
+}