# output hostnames, ips, and mac addresses
# to a file using nmap (negating truncation)

import os
import sys

class nmaput():
    def __init__(self):
        self.NmapOp(str(sys.argv[1]))

    def NmapOp(self, cmdArgs):
        file = open('nmap-output.txt', 'w')

        print('Starting Nmap. This make take some time if you have many clients! '
              '\n All output will be located at nmap-output.txt.')

        NmapCommand = os.popen('nmap -sn ' + cmdArgs).read()
        sys.stdout = file
        print(NmapCommand)

        file.close()

app = nmaput()