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/imap-tools/default.nix

@@ -0,0 +1,46 @@
+{ lib
+, buildPythonPackage
+, isPy27
+, fetchFromGitHub
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "imap-tools";
+  version = "0.55.0";
+
+  disabled = isPy27;
+
+  format = "setuptools";
+
+  src = fetchFromGitHub {
+    owner = "ikvk";
+    repo = "imap_tools";
+    rev = "v${version}";
+    hash = "sha256-Jtuw0pYkgR1wrqPlEBOpia1rFU/+MLadOFEm2xLIFMw=";
+  };
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  disabledTests = [
+    # tests require a network connection
+    "test_action"
+    "test_attributes"
+    "test_connection"
+    "test_folders"
+    "test_idle"
+    "test_live"
+  ];
+
+  pythonImportsCheck = [ "imap_tools" ];
+
+  meta = with lib; {
+    description = "Work with email and mailbox by IMAP";
+    homepage = "https://github.com/ikvk/imap_tools";
+    changelog = "https://github.com/ikvk/imap_tools/blob/v${version}/docs/release_notes.rst";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}