diff --git a/pkgs/development/python-modules/baseline/default.nix b/pkgs/development/python-modules/baseline/default.nix
new file mode 100644
index 000000000000..0bee2295ed56
--- /dev/null
+++ b/pkgs/development/python-modules/baseline/default.nix
@@ -0,0 +1,27 @@
+{ lib, buildPythonPackage, fetchFromGitHub, isPy3k, pytestCheckHook }:
+
+buildPythonPackage rec {
+  pname = "baseline";
+  version = "1.2.1";
+  disabled = !isPy3k;
+
+  src = fetchFromGitHub {
+    owner = "dmgass";
+    repo = "baseline";
+    rev = "95a0b71806ed16310eb0f27bc48aa5e21f731423";
+    sha256 = "0qjg46ipyfjflvjqzqr5p7iylwwqn2mhhrq952d01vi8wvfds10d";
+  };
+
+  checkInputs = [ pytestCheckHook ];
+
+  meta = with lib; {
+    description = "Easy String Baseline";
+    longDescription = ''
+      This tool streamlines creation and maintenance of tests which compare
+      string output against a baseline.
+    '';
+    homepage = "https://github.com/dmgass/baseline";
+    license = licenses.mit;
+    maintainers = with maintainers; [ dnr ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 1f3b5e682ba0..6cc22e7aecaf 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -906,6 +906,8 @@ in {
 
   base58 = callPackage ../development/python-modules/base58 { };
 
+  baseline = callPackage ../development/python-modules/baseline { };
+
   baselines = callPackage ../development/python-modules/baselines { };
 
   basemap = callPackage ../development/python-modules/basemap { };