import paramiko

def fw_exec(self, command):    def fw_exec(self, command):    FW_USER = ‘‘    FW_PASSWD = ‘‘    FW_HOST = ‘‘    paramiko.util.log_to_file(‘paramiko_log.txt‘)    ssh=paramiko.SSHClient()    ssh.load_system_host_keys()    ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())    ssh.connect(FW_HOST,port=22,username=FW_USER,password=FW_PASSWD,compress=True)    stdin, stdout, stderr = ssh.exec_command(command)    logtxt = stdout.read()    print logtxt    ssh.close()gtxt    ssh.close()