text: from django.db import models
  from purpleserver.providers.models.carrier import Carrier
  
  
  class FedexExpressSettings(Carrier):
      CARRIER_NAME = 'fedex_express'
  
      class Meta:
          db_table = "fedex_express-settings"
          verbose_name = 'FedEx Express Settings'
          verbose_name_plural = 'FedEx Express Settings'
  
      user_key = models.CharField(max_length=200)
      password = models.CharField(max_length=200)
      meter_number = models.CharField(max_length=200)
      account_number = models.CharField(max_length=200)
  
      @property
      def carrier_name(self) -> str:
          return self.CARRIER_NAME
  
  
  SETTINGS = FedexExpressSettings
  