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/agate/default.nix

@@ -0,0 +1,73 @@
+{ lib
+, babel
+, buildPythonPackage
+, cssselect
+, fetchFromGitHub
+, glibcLocales
+, isodate
+, leather
+, lxml
+, nose
+, parsedatetime
+, PyICU
+, python-slugify
+, pytimeparse
+, pythonOlder
+, pytz
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "agate";
+  version = "1.6.3";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "wireservice";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-tuUoLvztCYHIPJTBgw1eByM0zfaHDyc+h7SWsxutKos=";
+  };
+
+  propagatedBuildInputs = [
+    babel
+    isodate
+    leather
+    parsedatetime
+    python-slugify
+    pytimeparse
+    six
+  ];
+
+  checkInputs = [
+    cssselect
+    glibcLocales
+    lxml
+    nose
+    PyICU
+    pytz
+  ];
+
+  postPatch = ''
+    # No Python 2 support, thus constraint is not needed
+    substituteInPlace setup.py \
+      --replace "'parsedatetime>=2.1,!=2.5,!=2.6'," "'parsedatetime>=2.1',"
+  '';
+
+  checkPhase = ''
+    LC_ALL="en_US.UTF-8" nosetests tests
+  '';
+
+  pythonImportsCheck = [
+    "agate"
+  ];
+
+  meta = with lib; {
+    description = "Python data analysis library that is optimized for humans instead of machines";
+    homepage = "https://github.com/wireservice/agate";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ vrthra ];
+  };
+}