-- ../../../../Macaulay2/m2/methods.m2:439 removeHook(HashTable,Thing,Function) := (obj,key,hook) -> (c := obj.cache; if c#?key then c#key = delete(c#key,hook)) -- ../../../../Macaulay2/m2/methods.m2:434 removeHook(MutableHashTable,Thing,Function) := (obj,key,hook) -> if obj#?key then obj#key = delete(obj#key,hook)