请教 Python 问题，实在搞不明白了，请教各位老哥！

File "C:\Users\wang\Desktop\ai\v1\V00~1.1\threading.py", line 917, in run self._tstate_lock.acquire() File "C:\Users\wang\Desktop\ai\v1\V00~1.1\dt.py", line 526, in chromeiumD File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\selenium\webdriver\remote\webdriver.py", line 354, in get self.execute(Command.GET, {"url": url}) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\selenium\webdriver\remote\webdriver.py", line 343, in execute response = self.command_executor.execute(driver_command, params) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\selenium\webdriver\remote\remote_connection.py", line 291, in execute return self._request(command_info[0], url, body=data) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\selenium\webdriver\remote\remote_connection.py", line 312, in _request response = self._conn.request(method, url, body=body, headers=headers) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\request.py", line 78, in request return self.request_encode_body( File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\request.py", line 170, in request_encode_body return self.urlopen(method, url, **extra_kw) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\poolmanager.py", line 376, in urlopen response = conn.urlopen(method, u.request_uri, **kw) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\connectionpool.py", line 703, in urlopen conn = self._get_conn(timeout=pool_timeout) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\connectionpool.py", line 289, in _get_conn if conn and is_connection_dropped(conn): File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\util\connection.py", line 28, in is_connection_dropped return wait_for_read(sock, timeout=0.0) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\util\wait.py", line 145, in wait_for_read return wait_for_socket(sock, read=True, timeout=timeout) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\util\wait.py", line 138, in wait_for_socket return wait_for_socket(*args, **kwargs) File "C:\Users\wang\Desktop\ai\v1\v.0.0.1\urllib3\util\wait.py", line 85, in select_wait_for_socket rready, wready, xready = _retry_on_intr(fn, timeout) TypeError: cannot unpack non-iterable NoneType object