def get_account_category(self, account_id):
     account_category_dict = {"category": "unknow", "subcategory": "unknow"}
     account = AdAccount('act_%s' % str(account_id))
     application = account.get_applications(
         fields=["category", "subcategory"])
     if application:
         if "category" in application[0].keys():
             account_category_dict["category"] = application[0]["category"]
         if "subcategory" in application[0].keys():
             account_category_dict["subcategory"] = application[0][
                 "subcategory"]
     return account_category_dict