1 files changed, 25 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/applications/science/math/sage/pybrial.nix b/nixpkgs/pkgs/applications/science/math/sage/pybrial.nix
new file mode 100644
index 000000000000..718414126ae8
--- /dev/null
+++ b/nixpkgs/pkgs/applications/science/math/sage/pybrial.nix
@@ -0,0 +1,25 @@
+{ stdenv
+, fetchFromGitHub
+, buildPythonPackage
+, brial
+}:
+# This has a cyclic dependency with sage. I don't include sage in the
+# buildInputs and let python figure it out at runtime. Because of this,
+# I don't include the package in the main nipxkgs tree. It wouldn't be useful
+# outside of sage anyways (as you could just directly depend on sage and use
+# it).
+buildPythonPackage rec {
+    pname = "pyBRiAl";
+    version = brial.version;
+
+    # included with BRiAl source
+    src = brial.src;
+
+    sourceRoot = "source/sage-brial";
+
+    meta = with stdenv.lib; {
+      description = "python implementation of BRiAl";
+      license = licenses.gpl2;
+      maintainers = with maintainers; [ timokau ];
+    };
+}