TakwayPlatform/tests/unit_test/concurrent_chat_test.py

from chat_test import chat_test
import multiprocessing

if __name__ == '__main__':
    processes = []
    for _ in range(2):
        p = multiprocessing.Process(target=chat_test)
        processes.append(p)
        p.start()
    
    for p in processes:
        p.join()