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/pytorch-lightning/default.nix

@@ -0,0 +1,52 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, isPy27
+, future
+, fsspec
+, packaging
+, pytestCheckHook
+, pytorch
+, pyyaml
+, tensorboard
+, torchmetrics
+, tqdm }:
+
+buildPythonPackage rec {
+  pname = "pytorch-lightning";
+  version = "1.6.4";
+
+  disabled = isPy27;
+
+  src = fetchFromGitHub {
+    owner = "PyTorchLightning";
+    repo = pname;
+    rev = "refs/tags/${version}";
+    hash = "sha256-X1xPyE53uo/eWPjQdXiObAnjgWc/Y/K+077Ypi5ZzcE=";
+  };
+
+  propagatedBuildInputs = [
+    packaging
+    future
+    fsspec
+    pytorch
+    pyyaml
+    tensorboard
+    torchmetrics
+    tqdm
+  ];
+
+  checkInputs = [ pytestCheckHook ];
+  # Some packages are not in NixPkgs; other tests try to build distributed
+  # models, which doesn't work in the sandbox.
+  doCheck = false;
+
+  pythonImportsCheck = [ "pytorch_lightning" ];
+
+  meta = with lib; {
+    description = "Lightweight PyTorch wrapper for machine learning researchers";
+    homepage = "https://pytorch-lightning.readthedocs.io";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ tbenst ];
+  };
+}