python起一个固定端口

python3

python -m http.serve [port]

# python -m http.server --help

[root@hadoop01 ~]# python3 -m http.server --help
usage: server.py [-h] [--cgi] [--bind ADDRESS] [--directory DIRECTORY] [port]

positional arguments:
  port                  Specify alternate port [default: 8000]

optional arguments:
  -h, --help            show this help message and exit
  --cgi                 Run as CGI Server
  --bind ADDRESS, -b ADDRESS
                        Specify alternate bind address [default: all
                        interfaces]
  --directory DIRECTORY, -d DIRECTORY
                        Specify alternative directory [default:current
                        directory]

python2

python -m SimpleHTTPServer [port]