RuntimeWarning When Executing First Example about async_v20 HOT 1 CLOSED

>>> import logging
... import sys
... logging.basicConfig(stream=sys.stdout, level=logging.DEBUG)
>>> import asyncio
>>> from async_v20 import OandaClient
... 
... 
... async def get_account():
...     async with OandaClient() as client:
...         return await client.account()
... 
... 
... loop = asyncio.get_event_loop()
... account = loop.run_until_complete(get_account())
DEBUG:asyncio:Using selector: SelectSelector
INFO:async_v20.client:Initializing client
INFO:async_v20.client:Initializing session
INFO:async_v20.interface.decorators:list_services(args=(), kwargs={})
INFO:async_v20.interface.decorators:list_accounts(args=(), kwargs={})
INFO:async_v20.interface.decorators:get_account_details(args=(), kwargs={})
INFO:async_v20.interface.decorators:account_instruments(args=(), kwargs={})
INFO:async_v20.client:account()
INFO:async_v20.interface.decorators:account_changes(args=(), kwargs={})
>>> account
<Account: id=XXXXXXXXXXXXXX, unrealized_pl=-0.2583>