def poll_ready
import bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend as BalancedSearchTreeimport Base
1803def poll_ready(~K: Data, ~V: Data, ~cmp: K -> K -> Cmp, r: TreeMap<K, V, cmp> & Nat) -> TreeMap<K, V, cmp> & Maybe<&2, Entry<K, V>>:
1804 (m, id) = r
1805 remove_entry_id(~K, ~V, ~cmp, m, id)