def custodian_sources(self) -> CustodianSourcesRequestBuilder:
        """
        Provides operations to manage the custodianSources property of the microsoft.graph.security.ediscoverySearch entity.
        """
        from .custodian_sources.custodian_sources_request_builder import CustodianSourcesRequestBuilder

        return CustodianSourcesRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to manage the custodianSources property of the microsoft.graph.security.ediscoverySearch entity.
        
msgraph/generated/security/cases/ediscovery_cases/item/searches/item/ediscovery_search_item_request_builder.py