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/prawcore/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, requests
+, testfixtures
+, mock
+, requests-toolbelt
+, betamax
+, betamax-serializers
+, betamax-matchers
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "prawcore";
+  version = "2.3.0";
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0vgmhjddqxnz5vy70dyqvakak51fg1nk6j3xavkc83d8nzacrwfs";
+  };
+
+  propagatedBuildInputs = [
+    requests
+  ];
+
+  checkInputs = [
+    testfixtures
+    mock
+    betamax
+    betamax-serializers
+    betamax-matchers
+    requests-toolbelt
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "prawcore" ];
+
+  meta = with lib; {
+    description = "Low-level communication layer for PRAW";
+    homepage = "https://praw.readthedocs.org/";
+    license = licenses.bsd2;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ fab ];
+  };
+}