code: def reserved_quota(self, reserved_quota):
          
          if reserved_quota is None:
              raise ValueError("Invalid value for `reserved_quota`, must not be `None`")
          if reserved_quota is not None and reserved_quota < 0:
              raise ValueError("Invalid value for `reserved_quota`, must be a value greater than or equal to `0`")
  
          self._reserved_quota = reserved_quota
docs: Sets the reserved_quota of this ServicePackageMetadata.
          Sum of all open reservations for this account.
  
          :param reserved_quota: The reserved_quota of this ServicePackageMetadata.
          :type: int