Find why the second call can return a stale price.
Python
from functools import lru_cache
catalog = {"paper": 5}
@lru_cache(maxsize=32)
def price(sku):
return catalog[sku]
print(price("paper"))
catalog["paper"] = 6
print(price("paper"))
Spot the bug in the LRU cache
from lru_cache function caching Python 3.14 beginner 4 min 1 issue to find