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/gb-io/default.nix

@@ -0,0 +1,47 @@
+{ stdenv
+, lib
+, fetchFromGitHub
+, buildPythonPackage
+, rustPlatform
+, setuptools-rust
+}:
+
+buildPythonPackage rec {
+  pname = "gb-io";
+  version = "0.1.1";
+
+  src = fetchFromGitHub {
+    owner = "althonos";
+    repo = "gb-io.py";
+    rev = "v${version}";
+    sha256 = "05fpz11rqqjrb8lc8id6ssv7sni9i1h7x1ra5v5flw9ghpf29ncm";
+  };
+
+  cargoDeps = rustPlatform.fetchCargoTarball {
+    inherit src sourceRoot;
+    name = "${pname}-${version}";
+    sha256 = "1qh31jysg475f2qc70b3bczmzywmg9987kn2vsmk88h8sx4nnwc5";
+  };
+
+  sourceRoot = "source";
+
+  nativeBuildInputs = [ setuptools-rust ] ++ (with rustPlatform; [
+    cargoSetupHook
+    rust.cargo
+    rust.rustc
+  ]);
+
+  checkPhase = ''
+    python -m unittest discover
+  '';
+
+  pythonImportsCheck = [ "gb_io" ];
+
+  meta = with lib; {
+    broken = stdenv.isDarwin;
+    homepage = "https://github.com/althonos/gb-io.py";
+    description = "A Python interface to gb-io, a fast GenBank parser written in Rust";
+    license = licenses.mit;
+    maintainers = with lib.maintainers; [ dlesl ];
+  };
+}