error

[shuxunyer]

启动example.py 报错，错误如下，请问是什么原因
requests.exceptions.ConnectionError: HTTPSConnectionPool(host='www.okex.com', port=443): Max retries exceeded with url: /api/general/v3/time (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x037D8230>: Failed to establish a new connection: [WinError 10060] 由于连接方在一段时间后没有正确答复或连接的主机没有反应，连接尝试失败。'))