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/imbalanced-learn/default.nix

@@ -0,0 +1,43 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, isPy27
+, pandas
+, pytestCheckHook
+, scikit-learn
+}:
+
+buildPythonPackage rec {
+  pname = "imbalanced-learn";
+  version = "0.9.0";
+  disabled = isPy27; # scikit-learn>=0.21 doesn't work on python2
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "836a4c137cc3c10310d4f6cd5ec34600ff488d7f8c243a997c3f9b551c91d0b2";
+  };
+
+  propagatedBuildInputs = [ scikit-learn ];
+  checkInputs = [ pytestCheckHook pandas ];
+  preCheck = ''
+    export HOME=$TMPDIR
+  '';
+  disabledTests = [
+    "estimator"
+    "classification"
+    "_generator"
+    "show_versions"
+    "test_make_imbalanced_iris"
+    "test_rusboost[SAMME.R]"
+
+    # https://github.com/scikit-learn-contrib/imbalanced-learn/issues/824
+    "ValueDifferenceMetric"
+  ];
+
+  meta = with lib; {
+    description = "Library offering a number of re-sampling techniques commonly used in datasets showing strong between-class imbalance";
+    homepage = "https://github.com/scikit-learn-contrib/imbalanced-learn";
+    license = licenses.mit;
+    maintainers = [ maintainers.rmcgibbo ];
+  };
+}