File size: 654 Bytes
cc6f785 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | import aiosqlite
import asyncio
import config
_db = None
_db_lock = asyncio.Lock()
async def get_db():
global _db
if _db is None:
_db = await aiosqlite.connect(config.DB_PATH)
await _db.execute("PRAGMA journal_mode=WAL")
await _db.execute("PRAGMA busy_timeout=10000")
await _db.commit()
return _db
async def db_exec(func):
async with _db_lock:
return await func(await get_db())
class SharedDB:
async def __aenter__(self):
await _db_lock.acquire()
return await get_db()
async def __aexit__(self, *args):
_db_lock.release()
def shared_db():
return SharedDB()
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