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/pytest-relaxed/default.nix

@@ -0,0 +1,44 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytest
+, six
+, decorator
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  version = "1.1.5";
+  pname = "pytest-relaxed";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "e39a7e5b14e14dfff0de0ad720dfffa740c128d599ab14cfac13f4deb34164a6";
+  };
+
+  # newer decorator versions are incompatible and cause the test suite to fail
+  # but only a few utility functions are used from this package which means it has no actual impact on test execution in paramiko and Fabric
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "decorator>=4,<5" "decorator>=4" \
+      --replace "pytest>=3,<5" "pytest>=3"
+  '';
+
+  buildInputs = [ pytest ];
+
+  propagatedBuildInputs = [ six decorator ];
+
+  checkInputs = [ pytestCheckHook ];
+
+  # lots of assertion errors mainly around decorator
+  doCheck = false;
+
+  meta = with lib; {
+    homepage = "https://pytest-relaxed.readthedocs.io/";
+    description = "Relaxed test discovery/organization for pytest";
+    license = licenses.bsd0;
+    maintainers = [ maintainers.costrouc ];
+    # see https://github.com/bitprophet/pytest-relaxed/issues/12
+    broken = true;
+  };
+}