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/gevent/default.nix

@@ -0,0 +1,50 @@
+{ lib
+, fetchPypi
+, buildPythonPackage
+, isPyPy
+, python
+, libev
+, greenlet
+, zope_event
+, zope_interface
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "gevent";
+  version = "21.12.0";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-9ItkV4w2e5H6eTv46qr0mVy5PIvEWGDkc7+GgHCtCU4=";
+  };
+
+  buildInputs = [
+    libev
+  ];
+
+  propagatedBuildInputs = [
+    zope_event
+    zope_interface
+  ] ++ lib.optionals (!isPyPy) [
+    greenlet
+  ];
+
+  # Bunch of failures.
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "gevent"
+  ];
+
+  meta = with lib; {
+    description = "Coroutine-based networking library";
+    homepage = "http://www.gevent.org/";
+    license = licenses.mit;
+    maintainers = with maintainers; [ bjornfor ];
+    platforms = platforms.unix;
+  };
+}