需要先手动修改权限mkdir -p /var/log/daphne touch /var/log/daphne/log.txt # 修改归属用户组为actorsun chown -R actorsun:actorsun /var/log/daphne # 目录权限755文件读写权限664 chmod 755 /var/log/daphne chmod 664 /var/log/daphne/log.txtdef mlog(msg): f_addr/var/log/daphne/log.txt log_dir os.path.dirname(f_addr) try: if not os.path.exists(log_dir): os.makedirs(log_dir, mode0o755) fopen(f_addr,a, encodingutf-8) f.write(msg\n) f.close() except: pass在需要的地方调用这个函数就可以了查看方式tail -f /var/log/daphne/log.txt