记录坑：ThreadingTCPServer 的使用 线程未释放导致python 进程内存一直增加

from socketserver import ThreadingTCPServer, StreamRequestHandler

class FileServer(StreamRequestHandler):
    clients = {}
    def setup(self):
        super().setup()
        self.event = threading.Event()
        self.clients[self.client_address] = self.wfile

    def handle(self):
        super().handle()
        while not self.event.is_set():
            data = self.rfile.read1(1024)
            data = data.decode().rstrip()
            print(data)
            if data == 'quit' or data == '':
                break
            for f in self.clients.values():
                f.write(data.encode())
                f.flush()

    def finish(self):
        self.clients.pop(self.client_address)
        super().finish()
        self.event.set()


class FileServerth(threading.Thread):
    def __init__(self, fileserver):
        threading.Thread.__init__(self)
        self.create_time = time.time()
        self.local = threading.local()
        self.fileserver = fileserver
def run(self):
        print("fileServer is running...")
        self.fileserver.serve_forever()