Simple lru_cache for asyncio
Project description
- info:
Simple lru cache for asyncio
Installation
pip install async_lruUsage
import asyncio
import aiohttp
from async_lru import alru_cache
calls = 0
@alru_cache()
async def download(url):
global calls
calls += 1
async with aiohttp.ClientSession() as session:
async with session.get(url) as response:
return await response.text()
async def main():
coros = [
download('https://www.python.org/'),
download('https://www.python.org/'),
download('https://www.python.org/'),
download('https://www.python.org/'),
download('https://www.python.org/'),
download('https://www.python.org/'),
]
await asyncio.gather(*coros)
assert calls == 1
loop = asyncio.get_event_loop()
loop.run_until_complete(main())
# closing is optional, but strictly recommended
loop.run_until_complete(download.close())
loop.close()Python 3.3+ is required
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