async def get(self,request_configuration: Optional[RequestConfiguration[SiteProtectionUnitItemRequestBuilderGetQueryParameters]] = None) -> Optional[SiteProtectionUnit]:
        """
        The protection units (sites) that are protected under the site protection policy.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[SiteProtectionUnit]
        """
        request_info = self.to_get_request_information(
            request_configuration
        )
        from .......models.o_data_errors.o_data_error import ODataError

        error_mapping: dict[str, type[ParsableFactory]] = {
            "XXX": ODataError,
        }
        if not self.request_adapter:
            raise Exception("Http core is null") 
        from .......models.site_protection_unit import SiteProtectionUnit

        return await self.request_adapter.send_async(request_info, SiteProtectionUnit, error_mapping)

        The protection units (sites) that are protected under the site protection policy.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[SiteProtectionUnit]
        
msgraph/generated/solutions/backup_restore/share_point_protection_policies/item/site_protection_units/item/site_protection_unit_item_request_builder.py