TypeError: execv() arg 2 must contain only strings + line wrapping issue? about brutespray HOT 3 CLOSED

> ./brutespray.py --file /root/Desktop/brutespray.gnmap --username user --service ssh
Created by: Shane Young/@x90skysn3k && Jacob Robles/@shellfail
Starting to brute, please make sure to use the right amount of threads(-t) and parallel hosts(-T)...  
Output will be written to the folder: ./brutespray-output/ \

Brute-Forcing...     
Process Process-1:
Traceback (most recent call last):
  File "/usr/lib/python2.7/multiprocessing/process.py", line 267, in _bootstrap
    self.run()
  File "/usr/lib/python2.7/multiprocessing/process.py", line 114, in run
    self._target(*self._args, **self._kwargs)
  File "./brutespray.py", line 252, in brute
    p = subprocess.Popen(['medusa', '-H', fname, uarg, userlist, parg, passlist, '-M', service, '-t', args.threads, '-n', port, '-T', args.hosts, cont, aarg, auth], stdout=subprocess.PIPE, stderr=subprocess.STDOUT, bufsize=-1)
  File "/usr/lib/python2.7/subprocess.py", line 394, in __init__
    errread, errwrite)
  File "/usr/lib/python2.7/subprocess.py", line 1047, in _execute_child
    raise child_exception
TypeError: execv() arg 2 must contain only strings