python script to scan network for mac address

Scanner.py

#!/usr/bin/python

import nmap


target_mac = '<Enter MAC Adress>'

nm = nmap.PortScanner()

nm.scan(hosts='192.168.1.0/24', arguments='-sP')

host_list = nm.all_hosts()
for host in host_list:
        if  'mac' in nm[host]['addresses']:
                print(host+' : '+nm[host]['addresses']['mac'])
                if target_mac == nm[host]['addresses']['mac']:
                        print('Target Found')
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Gracias.