$ echo a |fab -l |grep cmd.
$ echo a |fab auth.pro -- hostname

$ echo xx.xx.xx.xx | fab  auth.pro  cmd.common
$ echo xx.xx.xx.xx | fab  auth.pro  cmd.pc

import sys
from fabric.api import *

#----------------------------------------------------------------------
# Common
#----------------------------------------------------------------------
@task
def common():
    with hide('running'):
        run('which rsync       >/dev/null 2>&1 || echo "rsync NG"')
        run('which vim         >/dev/null 2>&1 || echo "vim   NG"')
        run('which tree        >/dev/null 2>&1 || echo "tree  NG"')
        run('which wget        >/dev/null 2>&1 || echo "wget  NG"')
        #Netowrk
        run('which ifconfig    >/dev/null 2>&1 || echo "ifconfig NG"')
        run('which netstat     >/dev/null 2>&1 || echo "netstat  NG"')
        run('which dig         >/dev/null 2>&1 || echo "dig      NG"')
        run('which host        >/dev/null 2>&1 || echo "host     NG"')
        run('which nmap        >/dev/null 2>&1 || echo "nmap     NG"')
        run('which nc          >/dev/null 2>&1 || echo "nc       NG"')
        run('which traceroute  >/dev/null 2>&1 || echo "traceroute  NG"')
        run('which tcpdump     >/dev/null 2>&1 || echo "tcpdump  NG"')
        run('which snmpget     >/dev/null 2>&1 || echo "snmpget  NG"')
        run('which snmpwalk    >/dev/null 2>&1 || echo "snmpwalk  NG"')
        #Peformance
        run('which dstat       >/dev/null 2>&1 || echo "dstat    NG"')
        run('which iperf       >/dev/null 2>&1 || echo "iperf    NG"')

#----------------------------------------------------------------------
# Server
#----------------------------------------------------------------------


#----------------------------------------------------------------------
# PC
#----------------------------------------------------------------------