我正在尝试在 python 3.8 中访问 Slack，但我无法通过第一步。这是我的代码：
import slack
slack_token="xoxp-*******-*******-*******-*******"
client = slack.WebClient(slack_token)
client.chat_postMessage(
channel="XXXXXXXXXX",
text="Hello from your app! :tada:"
)
print('hello')
这是错误：
Traceback (most recent call last):
File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/aiohttp/connector.py", line 936, in _wrap_create_connection
return await self._loop.create_connection(*args, **kwargs) # type: ignore # noqa
File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/asyncio/base_events.py", line 1046, in create_connection
transport, protocol = await self._create_connection_transport(
File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/asyncio/base_events.py", line 1076, in _create_connection_transport
await waiter
File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/asyncio/sslproto.py", line 529, in data_received
ssldata, appdata = self._sslpipe.feed_ssldata(data)
File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/asyncio/sslproto.py", line 189, in feed_ssldata
self._sslobj.do_handshake()
File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/ssl.py", line …