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/python-cinderclient/default.nix

@@ -0,0 +1,57 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, ddt
+, keystoneauth1
+, oslo-i18n
+, oslo-serialization
+, oslo-utils
+, pbr
+, requests
+, prettytable
+, requests-mock
+, simplejson
+, stestr
+, stevedore
+}:
+
+buildPythonPackage rec {
+  pname = "python-cinderclient";
+  version = "8.3.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-4AEDh1Ap3IXLtZEx0AzMhTT2kpVqzeMrWjzFr0wkWAs=";
+  };
+
+  propagatedBuildInputs = [
+    simplejson
+    keystoneauth1
+    oslo-i18n
+    oslo-utils
+    pbr
+    prettytable
+    requests
+    stevedore
+  ];
+
+  checkInputs = [
+    ddt
+    oslo-serialization
+    requests-mock
+    stestr
+  ];
+
+  checkPhase = ''
+    stestr run
+  '';
+
+  pythonImportsCheck = [ "cinderclient" ];
+
+  meta = with lib; {
+    description = "OpenStack Block Storage API Client Library";
+    homepage = "https://github.com/openstack/python-cinderclient";
+    license = licenses.asl20;
+    maintainers = teams.openstack.members;
+  };
+}