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/grandalf/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pyparsing
+, future
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "grandalf";
+  version = "0.7";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "bdcht";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-j2SvpQvDMfwoj2PAQSxzEIyIzzJ61Eb9wgetKyni6A4=";
+  };
+
+  propagatedBuildInputs = [
+    pyparsing
+    future
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  patches = [
+    ./no-setup-requires-pytestrunner.patch
+  ];
+
+  pythonImportsCheck = [
+    "grandalf"
+  ];
+
+  meta = with lib; {
+    description = "Module for experimentations with graphs and drawing algorithms";
+    homepage = "https://github.com/bdcht/grandalf";
+    license = licenses.gpl2Only;
+    maintainers = with maintainers; [ cmcdragonkai ];
+  };
+}

pkgs/development/python-modules/grandalf/no-setup-requires-pytestrunner.patch

@@ -0,0 +1,15 @@
+diff --git a/setup.py b/setup.py
+index 0470622..d574ceb 100755
+--- a/setup.py
++++ b/setup.py
+@@ -75,8 +75,8 @@ setup(
+     # your project is installed. For an analysis of "install_requires" vs pip's
+     # requirements files see:
+     # https://packaging.python.org/en/latest/requirements.html
+-    setup_requires=['pytest-runner',],
+-    tests_require=['pytest',],
++    setup_requires=[],
++    tests_require=['pytest','pytest-runner',],
+ 
+     install_requires=['pyparsing','future'],
+