async def get(self,request_configuration: Optional[RequestConfiguration[HomeRealmDiscoveryPoliciesRequestBuilderGetQueryParameters]] = None) -> Optional[HomeRealmDiscoveryPolicyCollectionResponse]:
        """
        Get homeRealmDiscoveryPolicies from applications
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[HomeRealmDiscoveryPolicyCollectionResponse]
        """
        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.home_realm_discovery_policy_collection_response import HomeRealmDiscoveryPolicyCollectionResponse

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

        Get homeRealmDiscoveryPolicies from applications
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[HomeRealmDiscoveryPolicyCollectionResponse]
        
msgraph/generated/applications/item/home_realm_discovery_policies/home_realm_discovery_policies_request_builder.py