import random
import subprocess
from threading import Thread
results = []
start_processes = 6
def run_command(count, result_storage):
    cmd = subprocess.check_output(['ping', '-c', 5, str(choice)  + '.com'], text=True)
    result_storage.append(cmd)
threads = []
for _ in range(start_processes):
    x = random.randint(3, 4)
    print(x)
    choice = random.choice(list('1234567890abcdefghigklmnopqrstuvyxwz', k=x))
    print(choice)
    t = Thread(target=run_command, args=[count, results])
    t.start()
    threads.append(t)
for t in threads:
    t.join()

 3
Traceback (most recent call last):
  File "/media/sf_soft/vsc/thread.py", line 17, in <module>
    choice = random.choice(list('1234567890abcdefghigklmnopqrstuvyxwz', k=x))
TypeError: list() takes no keyword arguments

  
>>> import random
>>> 
>>> choice = random.choice('1234567890abcdefghigklmnopqrstuvyxwz')
>>> choice
'8'
>>>

  
>>> import random
>>> 
>>> lst = [random.choice('1234567890abcdefghigklmnopqrstuvyxwz') for _ in range(3)]
>>> lst
['g', 'h', '8']
>>>

 lst
['gh8']

  
import random
ch = random.choices('1234567890abcdefghigklmnopqrstuvyxwz', k=3)
print(''.join(ch))

  
>>> import random
>>> 
>>> lst = [''.join(random.choice('1234567890abcdefghigklmnopqrstuvyxwz') for _ in range(3))]
>>> lst
['a67']
>>>

  
>>> import random
>>> 
>>> text = ''.join(random.choice('1234567890abcdefghigklmnopqrstuvyxwz') for _ in range(3))
>>> text
'vaz'
>>>