1 files changed, 50 insertions, 0 deletions
diff --git a/infra/libkookie/nixpkgs/pkgs/development/python-modules/ripser/default.nix b/infra/libkookie/nixpkgs/pkgs/development/python-modules/ripser/default.nix
new file mode 100644
index 000000000000..acd017a7a2e8
--- /dev/null
+++ b/infra/libkookie/nixpkgs/pkgs/development/python-modules/ripser/default.nix
@@ -0,0 +1,50 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pythonOlder
+, cython
+, numpy
+, scipy
+, scikitlearn
+, persim
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "ripser";
+  version = "0.6.0";
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "5c47deffbf9e163186b0997f2d59486d96a7c65766e76500f754fadfbc89f5d9";
+  };
+
+  checkInputs = [
+    pytest
+  ];
+
+  propagatedBuildInputs = [
+    cython
+    numpy
+    scipy
+    scikitlearn
+    persim
+  ];
+
+  checkPhase = ''
+    # specifically needed for darwin
+    export HOME=$(mktemp -d)
+    mkdir -p $HOME/.matplotlib
+    echo "backend: ps" > $HOME/.matplotlib/matplotlibrc
+
+    pytest
+  '';
+
+  meta = with lib; {
+    description = "A Lean Persistent Homology Library for Python";
+    homepage = "https://ripser.scikit-tda.org";
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}