python3Packages.runtype: init at version 0.5.3

Motivation for change: I needed to use runtype as a dependency for
another package and noticed it wasn't in nixpkgs. Runtype is a
python module containing utilities for run-time type validation and
multiple dispatch.
Release notes: https://github.com/erezsh/runtype/releases/tag/0.5.3

pkgs/development/python-modules/runtype/default.nix

@@ -0,0 +1,33 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  poetry-core,
+}:
+buildPythonPackage (finalAttrs: {
+  name = "runtype";
+  version = "0.5.3";
+
+  __structuredAttrs = true;
+
+  src = fetchFromGitHub {
+    owner = "erezsh";
+    repo = "runtype";
+    tag = finalAttrs.version;
+    hash = "sha256-HGYQsunqewuxmdj9kaRZDZxUOf6hRqBySCq4bdxQ3v4=";
+  };
+
+  pyproject = true;
+  build-system = [
+    poetry-core
+  ];
+
+  pythonImportsCheck = [ "runtype" ];
+
+  meta = {
+    description = "Utilities for run-time type validation and multiple dispatch";
+    homepage = "https://github.com/erezsh/runtype";
+    maintainers = with lib.maintainers; [ BrockoliniMorgan ];
+    license = lib.licenses.mit;
+  };
+})

pkgs/top-level/python-packages.nix

@@ -18016,6 +18016,8 @@ self: super: with self; {
 
   runstats = callPackage ../development/python-modules/runstats { };
 
+  runtype = callPackage ../development/python-modules/runtype { };
+
   russound = callPackage ../development/python-modules/russound { };
 
   rustworkx = callPackage ../development/python-modules/rustworkx { };