import paramiko
HOST="192.168.10.157"; PORT=22; USER="yunhai"; PASS="123456"
ssh = paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
ssh.connect(HOST, port=PORT, username=USER, password=PASS, timeout=20)
stdin, stdout, stderr = ssh.exec_command("docker logs --tail 80 cas-sso 2>&1 | tail -80")
print(stdout.read().decode('utf-8','ignore'))
ssh.close()