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/tzlocal/default.nix

@@ -0,0 +1,46 @@
+{ lib
+, stdenv
+, buildPythonPackage
+, pythonOlder
+, fetchPypi
+, pytz-deprecation-shim
+, pytest-mock
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "tzlocal";
+  version = "4.2"; # version needs to be compatible with APScheduler
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "ee5842fa3a795f023514ac2d801c4a81d1743bbe642e3940143326b3a00addd7";
+  };
+
+  propagatedBuildInputs = [
+    pytz-deprecation-shim
+  ];
+
+  checkInputs = [
+    pytest-mock
+    pytestCheckHook
+  ];
+
+  disabledTests = [
+    "test_conflicting"
+    "test_noconflict"
+    "test_symlink_localtime"
+  ] ++ lib.optional stdenv.isDarwin "test_assert_tz_offset";
+
+  pythonImportsCheck = [ "tzlocal" ];
+
+  meta = with lib; {
+    description = "Tzinfo object for the local timezone";
+    homepage = "https://github.com/regebro/tzlocal";
+    changelog = "https://github.com/regebro/tzlocal/blob/${version}/CHANGES.txt";
+    license = licenses.cddl;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}