Wrapper for `crunch` that filters out results that are only strings of numbers.

wrap_crunch.py

#!/usr/bin/env python2.7
#____   ____             __                
#\   \ /   /____   _____/  |_  ___________
# \   Y   // __ \_/ ___\   __\/  _ \_  __ \
#  \     /\  ___/\  \___|  | (  <_> )  | \/
#   \___/  \___  >\___  >__|  \____/|__|  
#              \/     \/                  
############################################

import subprocess
import re

def cmdline(command):
    process = subprocess.Popen(
        args=command,
        stdout=subprocess.PIPE,
        shell=True)
    
    return process.communicate()[0]


print """\nWe're making a list, we're checking it twice.
We're gonna find strings who are naughty or nice!

By the way, if you want to add a limit to the amount of strings generated
just type the amount in the upcoming prompt. If you want no limit, provide
a value of '0' without the quotation marks.
\n"""

amount = raw_input("Input limit: ")
if amount == '0':
    limit = ''
else:
    limit = ' -c ' + amount

template = "crunch 8 8 ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789" + limit

print "\nCrunching the numbers, please stand by...\n"
operation = cmdline(template)

result = re.sub(r'\b[0-9]+\b\W*', '', operation)

print "\nWriting results to 'wifi.lst.'\n"    
with open("wifi.lst", "ab") as outfile:
    for line in result:
        outfile.write(line)
    
print "Done! Find your list in the current working directory."