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/nbclassic/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, python
+, notebook
+, pythonOlder
+, jupyter_server
+, pytestCheckHook
+, pytest-tornasync
+}:
+
+buildPythonPackage rec {
+  pname = "nbclassic";
+  version = "0.3.5";
+  disabled = pythonOlder "3.6";
+
+  # tests only on github
+  src = fetchFromGitHub {
+    owner = "jupyterlab";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1d0x7nwsaw5qjw4iaylc2sxlpiq3hlg9sy3i2nh7sn3wckwl76lc";
+  };
+
+  propagatedBuildInputs = [ jupyter_server notebook ];
+
+  preCheck = ''
+    cd nbclassic
+    mv conftest.py tests
+    cd tests
+
+    export PYTHONPATH=$out/${python.sitePackages}:$PYTHONPATH
+  '';
+  checkInputs = [
+    pytestCheckHook
+    pytest-tornasync
+  ];
+
+  __darwinAllowLocalNetworking = true;
+
+  meta = with lib; {
+    description = "Jupyter lab environment notebook server extension.";
+    license = with licenses; [ bsd3 ];
+    homepage = "https://github.com/jupyterlab/nbclassic";
+    maintainers = [ maintainers.elohmeier ];
+  };
+}