def add_cache(self, object_type, cache_impl_name, maxsize, **kwargs):
if object_type not in ZendeskObjectMapping.class_mapping:<EOL><INDENT>raise ZenpyException("<STR_LIT>" % object_type)<EOL><DEDENT>self.cache.mapping[object_type] = ZenpyCache(cache_impl_name, maxsize, **kwargs)<EOL>
Add a new cache for the named object type and cache implementation