for server in servers:
    ssh = paramiko.SSHClient()
    ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    try:
        ssh.connect(server, **ssh_auth)
    except paramiko.AuthenticationException:
        print "Authentication Failed for",server

    sftp = ssh.open_sftp()

    ldap_conf_lines = sftp.open('/etc/ldap.conf').readlines()
    ssh.close()
    ldap_conf_data = parse_ldap_conf(ldap_conf_lines)
    report_file.write('hostname: %s, bind_timelimit: %s, timelimit: %s, AAA Auth: %s\n' %
                      (server,
                       ldap_conf_data.get('bind_timelimit'), # or ldap_conf_data.get('#bind_timelimit'),
                       ldap_conf_data.get('timelimit'), # or ldap_conf_data.get('#timelimit'),
                       ldap_conf_data.get('host') or ldap_conf_data.get('uri'),
                      ))