diff --git a/pkgs/development/python-modules/yaswfp/default.nix b/pkgs/development/python-modules/yaswfp/default.nix
new file mode 100644
index 000000000000..267052f5c17d
--- /dev/null
+++ b/pkgs/development/python-modules/yaswfp/default.nix
@@ -0,0 +1,30 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "yaswfp";
+  version = "unstable-20210331";
+
+  src = fetchFromGitHub {
+    owner = "facundobatista";
+    repo = pname;
+    rev = "2a2cc6ca4c0b4d52bd2e658fb5f80fdc0db4924c";
+    sha256 = "1dxdz89hlycy1rnn269fwl1f0qxgxqarkc0ivs2m77f8xba2qgj9";
+  };
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "yaswfp" ];
+
+  meta = with lib; {
+    description = "Python SWF Parser";
+    homepage = "https://github.com/facundobatista/yaswfp";
+    license = with licenses; [ gpl3Only ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 5e925957e572..49836da2be91 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -9002,6 +9002,8 @@ in {
 
   yarl = callPackage ../development/python-modules/yarl { };
 
+  yaswfp = callPackage ../development/python-modules/yaswfp { };
+
   yattag = callPackage ../development/python-modules/yattag { };
 
   ydiff = callPackage ../development/python-modules/ydiff { };