agent_obj_1 = agent.objects.get(wallet_name=request.session["wallet"])
agent_obj_2 = agent.objects.get(wallet_name=request.session["wallet"])
agent_obj_1.start()
agent_obj_2.start()

class agent(models.Model):
    user = models.OneToOneField(User, on_delete=models.CASCADE)
    seed = models.CharField(max_length=32)
    name = models.CharField(max_length=100)
    wallet_name = models.CharField(max_length=150)

    def __init__(self, *args, **kwargs):
        self.sem = Semaphore(value=2)
        self.create = Lock()
        super(agent, self).__init__(*args, **kwargs)

    def start(self):
        self.sem.acquire()
        self.create.acquire()
        proc = self.find_or_create()
        self.create.release()