def _flush(store: typing.Callable, ns_keys: str):
"""Flushes data from cache.
"""
CHUNK_SIZE = 1000
cursor = '0'
while cursor != 0:
cursor, keys = store.scan(cursor=cursor, match=ns_keys, count=CHUNK_SIZE)
if keys:
store.delete(*keys)
def _delete_many(store: typing.Callable, search_key: SearchKey):
"""Deletes items under matching keys.
"""
chunk_size = 1000
cursor = '0'
while cursor != 0:
cursor, keys = store.scan(cursor=cursor,
match=search_key.key,
count=chunk_size)
if keys:
store.delete(*keys)
def _delete_one(store: typing.Callable, item_key: ItemKey):
"""Deletes item under exactly matched key.
"""
store.delete(item_key.key)
def _delete(store: typing.Callable, key: str):
"""Wraps redis.delete command.
"""
store.delete(key)
