diff --git a/pkgs/development/python-modules/flynt/default.nix b/pkgs/development/python-modules/flynt/default.nix
new file mode 100644
index 000000000000..3c09106c94b8
--- /dev/null
+++ b/pkgs/development/python-modules/flynt/default.nix
@@ -0,0 +1,32 @@
+{ lib
+, buildPythonPackage
+, pythonOlder
+, fetchFromGitHub
+, astor
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "flynt";
+  version = "0.66";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "ikamensh";
+    repo = "flynt";
+    rev = version;
+    hash = "sha256-DV433wqLjF5k4g8J7rj5gZfaw+Y4/TDOoFKo3eKDjZ4=";
+  };
+
+  propagatedBuildInputs = [ astor ];
+
+  checkInputs = [ pytestCheckHook ];
+
+  meta = with lib; {
+    description = "command line tool to automatically convert a project's Python code from old format style strings into Python 3.6+'s f-strings";
+    homepage = "https://github.com/ikamensh/flynt";
+    license = licenses.mit;
+    maintainers = with maintainers; [ cpcloud ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index cce7d2dab0f9..d0dd5eb8a1de 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2724,6 +2724,8 @@ in {
 
   flux-led = callPackage ../development/python-modules/flux-led { };
 
+  flynt = callPackage ../development/python-modules/flynt { };
+
   fn = callPackage ../development/python-modules/fn { };
 
   fnvhash = callPackage ../development/python-modules/fnvhash { };