def copy():
Sync a room for a client which is starting without any state
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/zope/zope/interface/common/mapping.py/IClonableMapping.copy--crossover with--dataset/ETHPy150Open matrix-org/synapse/synapse/handlers/sync.py/SyncHandler.full_state_sync_for_archived_room