diff --git a/pkgs/development/python-modules/affine/default.nix b/pkgs/development/python-modules/affine/default.nix
new file mode 100644
index 00000000000..5bd957ae731
--- /dev/null
+++ b/pkgs/development/python-modules/affine/default.nix
@@ -0,0 +1,22 @@
+{ buildPythonPackage, pytest, lib, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "affine";
+  version = "2.2.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0j3mvcnmgjvvm0znqyf7xylq7i89zjf4dq0g8280xs6bwbl5cvih";
+  };
+
+  checkInputs = [ pytest ];
+  checkPhase = "py.test";
+
+  meta = with lib; {
+    description = "Matrices describing affine transformation of the plane";
+    license = licenses.bsd3;
+    homepage = https://github.com/sgillies/affine;
+    maintainers = with maintainers; [ mredaelli ];
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 9e0bcb1b52d..56af19f73f2 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -744,6 +744,8 @@ in {
 
   adal = callPackage ../development/python-modules/adal { };
 
+  affine = callPackage ../development/python-modules/affine { };
+
   aioconsole = callPackage ../development/python-modules/aioconsole { };
 
   aiodns = callPackage ../development/python-modules/aiodns { };