Not really sure about Android - do you have Python installed on Android? You might be better off running the script on a regular PC and using @kodi.host=<android-ip-address>
Texture Cache Maintenance Utility: Preload your texture cache for optimal UI performance. Remotely manage media libraries. Purge unused artwork to free up space. Find missing media. Configurable QA check to highlight metadata issues. Aid in diagnosis of library and cache related problems.