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/pydelijn/default.nix

@@ -0,0 +1,50 @@
+{ lib
+, aiohttp
+, async-timeout
+, buildPythonPackage
+, fetchPypi
+, pythonOlder
+, pytz
+}:
+
+buildPythonPackage rec {
+  pname = "pydelijn";
+  version = "1.0.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "c5b6565c50d4f97d28baca9faf487281c2a5db635060b69f659e27c28a1a6e93";
+  };
+
+  propagatedBuildInputs = [
+    aiohttp
+    async-timeout
+    pytz
+  ];
+
+  postPatch = ''
+    # Remove with next release
+    substituteInPlace setup.py \
+      --replace "async_timeout>=3.0.1,<4.0" "async_timeout>=3.0.1"
+    # https://github.com/bollewolle/pydelijn/pull/11
+    substituteInPlace pydelijn/common.py \
+      --replace ", loop=self.loop" ""
+  '';
+
+  # Project has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "pydelijn"
+  ];
+
+  meta = with lib; {
+    description = "Python package to retrieve realtime data of passages at stops of De Lijn";
+    homepage = "https://github.com/bollewolle/pydelijn";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fab ];
+  };
+}