import re
from netmiko.brocade import BrocadeFastironSSH
from netmiko import ConnectHandler

Brocade_ICX = {
    'device_type': 'brocade_fastiron',
    'ip':   '10.10.10.1',
    'username': 'brocade',
    'password': 'brocade',
}

net_connect = ConnectHandler(**Brocade_ICX)

file = open('output.txt', 'w')
output = net_connect.send_command('skip-page-display')
output = net_connect.send_command('show int brief')
file.write(output)
file.close()


dump = open('output.txt')
for line in dump:
    line = line.rstrip()
    x = re.findall('Up', line)
    if len(x) > 0 :
        print(line)