skytracker.storage.cache.Cache

class skytracker.storage.cache.Cache

Bases: Generic[T]

Generic async-safe cache for storing batch of items

Methods

__init__	Initialize cache data storage and async lock
clear	Clear the cache
empty	Check if the cache is empty
get	Get the cached items
length	Get the number of items stored in the cache
set	Replace cache contents with new batch of items

__init__()

Initialize cache data storage and async lock

async clear() → None

Clear the cache

async empty() → bool

Check if the cache is empty

Returns:

whether cache is empty

Return type:

bool

async get(limit: int = 0) → List[T]

Get the cached items

Parameters:

limit (int, optional) – maximum number of states to get (0 = all)

Returns:

copy of cached items

Return type:

List[T]

async length() → int

Get the number of items stored in the cache

Returns:

number of items in cache

Return type:

int

async set(items: List[T]) → None

Replace cache contents with new batch of items

Parameters:

items (List[T]) – new batch of items to cache