def _get_counter_one(store: typing.Callable, item_key: ItemKey) -> int:
"""Returns count under exactly matched key.
"""
count = store.get(item_key.key)
return 0 if count is None else int(count)
def _get(store: typing.Callable, key: str) -> typing.Any:
"""Wraps redis.get command.
"""
obj = store.get(key)
if obj is not None:
return _decode_item(obj)
def _get_one_from_many(store: typing.Callable,
item_key: ItemKey) -> typing.Any:
"""Returns item under first matched key.
"""
chunk_size = 1000
cursor = '0'
while cursor != 0:
cursor, keys = store.scan(cursor=cursor,
match=item_key.key,
count=chunk_size)
if keys:
return _decode_item(store.get(keys[0]))
def _get_one(store: typing.Callable, item_key: ItemKey) -> typing.Any:
"""Returns item under exactly matched key.
"""
return _decode_item(store.get(item_key.key))
