gistfile1.txt

#!/usr/bin/python3
# Alfa AWUS036 power increase up-to 30dbm
from os import getuid, devnull
import argparse
from sys import argv
from subprocess import call
from sys import stdout, stdin

# Console colors
W  = '\033[0m'  # white (normal)
R  = '\033[31m' # red
G  = '\033[32m' # green
O  = '\033[33m' # orange
B  = '\033[34m' # blue
P  = '\033[35m' # purple
C  = '\033[36m' # cyan
GR = '\033[37m' # gray

global IFACE, args, POWER, MON, CH, DUMP
args = argv[1:]
IFACE = str(args[1:2]).strip('[]')
CH = str(args[2:3]).strip('[]')
print (CH)
POWER = '30dbm'
DN = open(devnull, 'w')
MON = str(call("iwconfig 2>/dev/null| awk '/^mon+/ {print $1}'", shell=True, stdout=DN, stderr=None, stdin=None))
DUMP = '/tmp/dump.cap'

def msg():
    print(G+'txpower usage:' +GR+'[start/stop/all]'+W)
    print(G+'Optional: ' +GR+'channel'+W)

if  len(args) <= 3:
	print (args)
else:
    msg()

def check_iface():
    iface = call(['iwconfig', IFACE])
    if iface != 0:
     exit(1)
		 	
x = getuid()
if x != 0:
	print(G+'You have to be'+R+' root ' +G+'to run this script'+W)
	exit(1)

def power(): 
    check_iface()
    #if call("iwconfig IFACE|awk '/Access/{print $4}'", shell=True) == "Not-Associated" or call ("iwconfig IFACE|awk '/Access/{print $4}'", shell=True) == "":
     #print('here')
	
power()