import threading
import time

# Função que será executada pela thread
def executar(nome_thread, n_iteracoes):
    for i in range(n_iteracoes):
        print(f"nome da thread: {nome_thread}")
        time.sleep(2) #Parar por 2s

t1 = threading.Thread(target=executar,args=["thread1",15,])
t2 = threading.Thread(target=executar,args=["thread2",10,])

t1.start()
t2.start()

t1.join
t2.join

print("final da thread principal")