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/pyperclip/default.nix

@@ -0,0 +1,32 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, stdenv
+, python
+}:
+
+buildPythonPackage rec {
+  version = "1.8.2";
+  pname = "pyperclip";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "105254a8b04934f0bc84e9c24eb360a591aaf6535c9def5f29d92af107a9bf57";
+  };
+
+  # No such file or directory: 'pbcopy'
+  doCheck = !stdenv.isDarwin;
+
+  checkPhase = ''
+    ${python.interpreter} tests/test_pyperclip.py
+  '';
+
+  pythonImportsCheck = [ "pyperclip" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/asweigart/pyperclip";
+    license = licenses.bsd3;
+    description = "Cross-platform clipboard module";
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}