text: from backend.common.manipulators.event_team_manipulator import EventTeamManipulator
  from backend.common.models.event_team import EventTeam
  from backend.common.models.team import Team
  
  
  class EventTeamTestCreator(object):
      @classmethod
      def createEventTeams(self, event):
          teams = Team.query().order(Team.team_number).fetch(60)
  
          event_teams = [
              EventTeam(
                  id=event.key.id() + "_" + team.key.id(),
                  event=event.key,
                  team=team.key,
                  year=event.year,
              )
              for team in teams
          ]
          return EventTeamManipulator.createOrUpdate(event_teams)
  