from itertools import product

combo_pack = product("qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM1234567890!&+*-_.#@", repeat = 8)
myfile = open("lista_combinazioni.txt","w")
for combo in combo_pack:
   combo = "".join(combo)
   combo = "%sn" % (combo)
   myfile.write(combo)
myfile.close()