python3Packages.pygls: use nix-update-script to ignore pre-releases

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

@@ -10,6 +10,7 @@
   pythonOlder,
   typeguard,
   websockets,
+  nix-update-script,
 }:
 
 buildPythonPackage rec {
@@ -59,6 +60,14 @@ buildPythonPackage rec {
 
   pythonImportsCheck = [ "pygls" ];
 
+  passthru.updateScript = nix-update-script {
+    extraArgs = [
+      # Skips pre-releases
+      "--version-regex"
+      "^v([0-9.]+)$"
+    ];
+  };
+
   meta = with lib; {
     description = "Pythonic generic implementation of the Language Server Protocol";
     homepage = "https://github.com/openlawlibrary/pygls";