Since the existing set and frozen sets are pickleable so should this type so that it functions and matches how the the existing types work. Change-Id: I6994b868ecbf0428ab4bc8ab5c2f4486ad53fb49
Since the existing set and frozen sets are pickleable so should this type so that it functions and matches how the the existing types work. Change-Id: I6994b868ecbf0428ab4bc8ab5c2f4486ad53fb49