async def get(self,request_configuration: Optional[RequestConfiguration[IdentityProvidersRequestBuilderGetQueryParameters]] = None) -> Optional[IdentityProviderBaseCollectionResponse]:
        """
        Get the identity providers that are defined for an external identities self-service sign up user flow that's represented by an externalUsersSelfServiceSignupEventsFlow object type.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[IdentityProviderBaseCollectionResponse]
        Find more info here: https://learn.microsoft.com/graph/api/onauthenticationmethodloadstartexternalusersselfservicesignup-list-identityproviders?view=graph-rest-1.0
        """
        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.identity_provider_base_collection_response import IdentityProviderBaseCollectionResponse

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

        Get the identity providers that are defined for an external identities self-service sign up user flow that's represented by an externalUsersSelfServiceSignupEventsFlow object type.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[IdentityProviderBaseCollectionResponse]
        Find more info here: https://learn.microsoft.com/graph/api/onauthenticationmethodloadstartexternalusersselfservicesignup-list-identityproviders?view=graph-rest-1.0
        
msgraph/generated/identity/authentication_events_flows/item/graph_external_users_self_service_sign_up_events_flow/on_authentication_method_load_start/graph_on_authentication_method_load_start_external_users_self_service_sign_up/identity_providers/identity_providers_request_builder.py