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/pyflume/default.nix

@@ -0,0 +1,45 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+, pythonOlder
+, pyjwt
+, ratelimit
+, pytz
+, requests
+, requests-mock
+}:
+
+buildPythonPackage rec {
+  pname = "pyflume";
+  version = "0.7.1";
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "ChrisMandich";
+    repo = "PyFlume";
+    rev = "v${version}";
+    sha256 = "sha256-Ka90n9Esv6tm310DjYeosBUhudeVoEJzt45L40+0GwQ=";
+  };
+
+  propagatedBuildInputs = [
+    pyjwt
+    ratelimit
+    pytz
+    requests
+  ];
+
+  checkInputs = [
+    requests-mock
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "pyflume" ];
+
+  meta = with lib; {
+    description = "Python module to work with Flume sensors";
+    homepage = "https://github.com/ChrisMandich/PyFlume";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}