diff --git a/pkgs/development/python-modules/gentools/default.nix b/pkgs/development/python-modules/gentools/default.nix
new file mode 100644
index 00000000000..b9d272ba0e5
--- /dev/null
+++ b/pkgs/development/python-modules/gentools/default.nix
@@ -0,0 +1,31 @@
+{ buildPythonPackage, lib, fetchFromGitHub, pytest
+, typing, funcsigs, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "gentools";
+  version = "1.1.0";
+
+  # Pypi doesn't ship the tests, so we fetch directly from GitHub
+  src = fetchFromGitHub {
+    owner = "ariebovenberg";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1sm6cqi7fv2k3pc68r7wvvjjz8y6cjmz8bvxgqfa4v4wxibwnwrl";
+  };
+
+  propagatedBuildInputs =
+    lib.optionals (pythonOlder "3.5") [ typing ] ++
+    lib.optionals (pythonOlder "3.4") [ funcsigs ];
+
+  checkInputs = [ pytest ];
+  checkPhase = "pytest";
+
+  meta = with lib; {
+    description = "Tools for generators, generator functions, and generator-based coroutines";
+    license = licenses.mit;
+    homepage = http://gentools.readthedocs.io/;
+    maintainers = with maintainers; [ mredaelli ];
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 10c53813221..4cd43577ba3 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2417,6 +2417,8 @@ in {
 
   genshi = callPackage ../development/python-modules/genshi { };
 
+  gentools = callPackage ../development/python-modules/gentools { };
+
   gevent = callPackage ../development/python-modules/gevent { };
 
   geventhttpclient = callPackage ../development/python-modules/geventhttpclient { };