Python Mutable References with Caching (opens in new tab)

So, while working with caching and scrapping, I understood the difference between immutable and mutable objects/datatypes very clearly. I had a scenario, where I am webscraping an API, the code looks like this. from aiocache import cached @cached(ttl=7200) async def get_forecast(station_id: str) -> list[dict]: data: dict = await scrape_weather(station_id) # doing some operation return forecasts and then using this utility tool in the endpoint. async def get_forecast_by_city( param: Annotated[...