from contextvars import ContextVar DATA_TIMEOUT = ContextVar("DATA_TIMEOUT", default=0) BACKGROUND_SAVE = ContextVar("BACKGROUND_SAVE", default=True) REQUEST = ContextVar("REQUEST") DATA_SOURCE = ContextVar("DATA_SOURCE", default="") RETRY_STATS = ContextVar("RETRY_STATS", default="") REQUEST_COUNT = ContextVar("REQUEST_COUNT", default="") CACHE_TIME = ContextVar("CACHE_TIME", default=0) REQUEST_TIME = ContextVar("REQUEST_TIME", default=0)