new_contents: """Script used to define the paystack settlement class."""
  
  from paystackapi.base import PayStackBase
  
  
  class Settlement(PayStackBase):
      """docstring for settlement."""
  
      @classmethod
      def fetch(cls, start_date, end_date, subaccount):
          """
          Function defined to fetch settlement.
  
          Args:
              start_date: Lower bound of date range. 
                    Leave undefined to export settlement from day one.
              end_date: Upper bound of date range. 
                  Leave undefined to export settlements till date.
              subaccount: code to export only settlements for that subaccount. 
                          Set to none to export only transactions for the account.
  
          Returns:
              Json data from paystack API.
          """
          return cls().requests.get(f"subaccount?from={start_date}&to={end_date}&subaccount={subaccount}")
  
subject: Add settlements