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/openshift/default.nix

@@ -0,0 +1,57 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, jinja2
+, kubernetes
+, ruamel-yaml
+, six
+, python-string-utils
+, pytest-bdd
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "openshift";
+  version = "0.13.1";
+
+  src = fetchFromGitHub {
+    owner = "openshift";
+    repo = "openshift-restclient-python";
+    rev = "v${version}";
+    sha256 = "sha256-9mMHih2xuQve8hEnc5x4f9Pd4wX7IMy3vrxxGFCG+8o=";
+  };
+
+  postPatch = ''
+    substituteInPlace requirements.txt \
+      --replace "kubernetes ~= 12.0" "kubernetes"
+
+    sed -i '/--cov/d' setup.cfg
+  '';
+
+  propagatedBuildInputs = [
+    jinja2
+    kubernetes
+    python-string-utils
+    ruamel-yaml
+    six
+  ];
+
+  pythonImportsCheck = ["openshift"];
+
+  checkInputs = [
+    pytest-bdd
+    pytestCheckHook
+  ];
+
+  disabledTestPaths = [
+    # requires kubeconfig
+    "test/integration"
+  ];
+
+  meta = with lib; {
+    description = "Python client for the OpenShift API";
+    homepage = "https://github.com/openshift/openshift-restclient-python";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ teto ];
+  };
+}