Don't fail when parameters dir contains python files

packages/viewer/src/lib/server/parameters.ts

@@ -88,7 +88,11 @@ function loadRawParameters(
       rawParameter = {}
     }
     for (const childFilename of fs.readdirSync(nodePath)) {
-      if (childFilename[0] === "." || childFilename === "index.yaml") {
+      if (
+        childFilename[0] === "." ||
+        childFilename === "index.yaml" ||
+        childFilename.endsWith(".py")
+      ) {
         continue
       }
       const childRelativeSplitPath = [...relativeSplitPath, childFilename]