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/ua-parser/default.nix

@@ -0,0 +1,52 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pyyaml
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "ua-parser";
+  version = "0.10.0";
+
+  format = "setuptools";
+
+  src = fetchFromGitHub {
+    owner = "ua-parser";
+    repo = "uap-python";
+    rev = version;
+    fetchSubmodules = true;
+    hash = "sha256-kaTAfUtHj2vH7i7eIU61efuB4/XVHoc/z6o3ny+sgrQ=";
+  };
+
+  patches = [
+    ./dont-fetch-submodule.patch
+  ];
+
+  nativeBuildInputs = [
+    pyyaml
+  ];
+
+  preBuild = ''
+    mkdir -p build/lib/ua_parser
+  '';
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  preCheck = ''
+    # import from $out
+    rm ua_parser/__init__.py
+  '';
+
+  pythonImportsCheck = [ "ua_parser" ];
+
+  meta = with lib; {
+    description = "A python implementation of the UA Parser";
+    homepage = "https://github.com/ua-parser/uap-python";
+    license = licenses.asl20;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}

pkgs/development/python-modules/ua-parser/dont-fetch-submodule.patch

@@ -0,0 +1,17 @@
+diff --git a/setup.py b/setup.py
+index a976eee..6919795 100644
+--- a/setup.py
++++ b/setup.py
+@@ -64,12 +64,6 @@ class build_regexes(Command):
+ 
+     def run(self):
+         work_path = self.work_path
+-        if not os.path.exists(os.path.join(work_path, ".git")):
+-            return
+-
+-        log.info("initializing git submodules")
+-        check_output(["git", "submodule", "init"], cwd=work_path)
+-        check_output(["git", "submodule", "update"], cwd=work_path)
+ 
+         yaml_src = os.path.join(work_path, "uap-core", "regexes.yaml")
+         if not os.path.exists(yaml_src):