diff --git a/pkgs/development/python-modules/nose-focus/default.nix b/pkgs/development/python-modules/nose-focus/default.nix
new file mode 100644
index 000000000000..ef86a35b3041
--- /dev/null
+++ b/pkgs/development/python-modules/nose-focus/default.nix
@@ -0,0 +1,35 @@
+{ stdenv, buildPythonPackage, fetchFromGitHub, six, nose, nose-of-yeti
+, nose-pattern-exclude, which }:
+
+buildPythonPackage rec {
+  pname = "nose-focus";
+  version = "0.1.3";
+
+  propagatedBuildInputs = [ six ];
+
+  checkInputs = [ nose nose-of-yeti nose-pattern-exclude which ];
+
+  # PyPI doesn't contain tests so let's use GitHub. See:
+  # https://github.com/delfick/nose-focus/issues/4
+  #
+  # However, the versions aren't tagged on GitHub so need to use a manually
+  # checked revision. See: https://github.com/delfick/nose-focus/issues/5
+  src = fetchFromGitHub {
+    owner = "delfick";
+    repo = pname;
+    rev = "4dac785ba07ed6e1df61b0fe2854685eef3bd115";
+    sha256 = "0gpd4j4433dc5ifh31w08c3bx862md0qm1ix6aam1rz4ayxpq51f";
+  };
+
+  checkPhase = ''
+    patchShebangs test.sh
+    ./test.sh
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Decorator and plugin to make nose focus on specific tests";
+    homepage = https://nose-focus.readthedocs.io/en/latest/;
+    license = licenses.wtfpl;
+    maintainers = with maintainers; [ jluttine ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 699864f0f487..771fd095a5bf 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3066,6 +3066,8 @@ in {
 
   nose-exclude = callPackage ../development/python-modules/nose-exclude { };
 
+  nose-focus = callPackage ../development/python-modules/nose-focus { };
+
   nose2 = callPackage ../development/python-modules/nose2 { };
 
   nose-cover3 = callPackage ../development/python-modules/nose-cover3 { };