错误日志：
触发异常，状态码：<class 'requests.exceptions.ProxyError'>，信息：HTTPSConnectionPool(host='www.okex.com', port=443): Max retries exceeded with url: /api/swap/v3/position (Caused by ProxyError('Cannot connect to proxy.', NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x0000023B9707FCC0>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝，无法连接。')))

v2ray日志显示：
2020/05/21 10:49:08 tcp:127.0.0.1:50530 rejected v2ray.com/core/proxy/socks: unknown Socks version: 67
2020/05/21 10:49:08 tcp:127.0.0.1:50531 rejected v2ray.com/core/proxy/socks: unknown Socks version: 67
2020/05/21 10:49:08 tcp:127.0.0.1:50532 rejected v2ray.com/core/proxy/socks: unknown Socks version: 67
2020/05/21 10:49:08 tcp:127.0.0.1:50533 rejected v2ray.com/core/proxy/socks: unknown Socks version: 67

这个报错明确是代理连不上了，我们没有测试支持v2ray