Metadata set lists are not being cleared causing duplicate entries about hama.bundle HOT 5 CLOSED

        if 'vote_average' in tmdb_json and tmdb_json['vote_average'] and 'vote_count' in tmdb_json and tmdb_json['vote_count'] > 3: metadata.rating = tmdb_json['vote_average']
        if 'genres'       in tmdb_json and tmdb_json['genres']!=[]:
          metadata.genres.clear()
          for genre in tmdb_json['genres']: metadata.genres.add(genre['name'].strip()) #metadata.genres = tmdb_json['genres'] ???
        if 'production_companies' in tmdb_json and len(tmdb_json['production_companies']) > 0:  # Studio.
          index, company = tmdb_json['production_companies'][0]['id'],""

          metadata.studio = company
        if 'belongs_to_collection' in tmdb_json and tmdb_json['belongs_to_collection']:
          metadata.collections.clear()
          metadata.collections.add(tmdb_json['belongs_to_collection']['name'].replace(' Collection',''))
        if movie:
          if tmdb_json['tagline']:  metadata.tagline = tmdb_json['tagline']

    for relatedAnime in anime.xpath('/anime/relatedanime/anime'):  related_anime_list.append(relatedAnime.get('id'));
    metadata.collections.clear()
    for element in AniDB_collection_tree.iter("anime") if AniDB_collection_tree else []:
      if element.get('anidbid') in related_anime_list + anidbid_table + [metadata.id.split('-')[1]] :
        set         = element.getparent()
        title, main = self.getAniDBTitle(set.xpath('titles')[0], SERIE_LANGUAGE_PRIORITY)
        metadata.collections.add(title) #metadata.collections.clear()
        Log.Debug("anidbCollectionMapping() - anidbid '%s' is part of movie collection: %s', related_anime_list: '%s', " % (metadata.id.split('-')[1], title, str(related_anime_list)))