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/scikit-tda/default.nix

@@ -0,0 +1,64 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, numpy
+, scipy
+, scikit-learn
+, matplotlib
+, numba
+, umap-learn
+, cython
+, ripser
+, persim
+, pillow
+, kmapper
+, tadasets
+, pytest
+, isPy27
+}:
+
+buildPythonPackage rec {
+  pname = "scikit-tda";
+  version = "1.0.0";
+  disabled = isPy27;
+
+  src = fetchFromGitHub {
+    owner = "scikit-tda";
+    repo = "scikit-tda";
+    rev = "v${version}";
+    sha256 = "0yhmf5jmxywyj6l9q0rfv9r8wpdk063fvvfnb4azwwccblgz37rj";
+  };
+
+  propagatedBuildInputs = [
+    numpy
+    scipy
+    scikit-learn
+    matplotlib
+    numba
+    umap-learn
+    cython
+    ripser
+    persim
+    pillow
+    kmapper
+    tadasets
+  ];
+
+  checkInputs = [
+    pytest
+  ];
+
+  checkPhase = ''
+    pytest test
+  '';
+
+  # tests will be included in next release
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Topological Data Analysis for humans";
+    homepage = "https://github.com/scikit-tda/scikit-tda";
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}