Getting record type using Record Type Name–
Id wholeSalePartnerRecordTypeId = Schema.SObjectType.Account.getRecordTypeInfosByName().get('Wholesale Partner').getRecordTypeId();
Getting record type using Record Type Developer Name–
Id wholeSalePartnerRecordTypeId = Schema.SObjectType.Account.getRecordTypeInfosByDeveloperName().get('Wholesale_Partner').getRecordTypeId();