from threading import Thread, current_thread
from time import sleep

def say_hello():
    for i in range(5):
        print(f"{i} Hello from {current_thread().name}")
        sleep(0.5)

thread1 = Thread(target=say_hello)
thread2 = Thread(target=say_hello)

thread1.start()
thread2.start()
print("n'importe quoi")