小弟最近在使用 Selenium 時碰到下面這個問題,錯誤是隨機發生的,不一定每次都會產生,想問問有沒有人有遇過或是有解決辦法的,非常感謝
self = <selenium.webdriver.remote.errorhandler.ErrorHandler object at 0x000002A39CBE6970>
response = {'status': 500, 'value': '{"value":{"error":"unknown error","message":"unknown error: unhandled inspector error: {\\"c...\n\\tRtlGetAppContainerNamedObjectPath [0x77317BBE+286]\\n\\tRtlGetAppContainerNamedObjectPath [0x77317B8E+238]\\n"}}'}
def check_response(self, response: Dict[str, Any]) -> None:
"""
Checks that a JSON response from the WebDriver does not have an error.
:Args:
- response - The JSON response from the WebDriver server as a dictionary
object.
:Raises: If the response contains an error message.
"""
status = response.get("status", None)
if not status or status == ErrorCode.SUCCESS:
return
value = None
message = response.get("message", "")
screen: str = response.get("screen", "")
stacktrace = None
if isinstance(status, int):
value_json = response.get("value", None)
if value_json and isinstance(value_json, str):
import json
try:
value = json.loads(value_json)
if len(value.keys()) == 1:
value = value["value"]
status = value.get("error", None)
if not status:
status = value.get("status", ErrorCode.UNKNOWN_ERROR)
message = value.get("value") or value.get("message")
if not isinstance(message, str):
value = message
message = message.get("message")
else:
message = value.get("message", None)
except ValueError:
pass
exception_class: Type[WebDriverException]
if status in ErrorCode.NO_SUCH_ELEMENT:
exception_class = NoSuchElementException
elif status in ErrorCode.NO_SUCH_FRAME:
exception_class = NoSuchFrameException
elif status in ErrorCode.NO_SUCH_SHADOW_ROOT:
exception_class = NoSuchShadowRootException
elif status in ErrorCode.NO_SUCH_WINDOW:
exception_class = NoSuchWindowException
elif status in ErrorCode.STALE_ELEMENT_REFERENCE:
exception_class = StaleElementReferenceException
elif status in ErrorCode.ELEMENT_NOT_VISIBLE:
exception_class = ElementNotVisibleException
elif status in ErrorCode.INVALID_ELEMENT_STATE:
exception_class = InvalidElementStateException
elif (
status in ErrorCode.INVALID_SELECTOR
or status in ErrorCode.INVALID_XPATH_SELECTOR
or status in ErrorCode.INVALID_XPATH_SELECTOR_RETURN_TYPER
):
exception_class = InvalidSelectorException
elif status in ErrorCode.ELEMENT_IS_NOT_SELECTABLE:
exception_class = ElementNotSelectableException
elif status in ErrorCode.ELEMENT_NOT_INTERACTABLE:
exception_class = ElementNotInteractableException
elif status in ErrorCode.INVALID_COOKIE_DOMAIN:
exception_class = InvalidCookieDomainException
elif status in ErrorCode.UNABLE_TO_SET_COOKIE:
exception_class = UnableToSetCookieException
elif status in ErrorCode.TIMEOUT:
exception_class = TimeoutException
elif status in ErrorCode.SCRIPT_TIMEOUT:
exception_class = TimeoutException
elif status in ErrorCode.UNKNOWN_ERROR:
exception_class = WebDriverException
elif status in ErrorCode.UNEXPECTED_ALERT_OPEN:
exception_class = UnexpectedAlertPresentException
elif status in ErrorCode.NO_ALERT_OPEN:
exception_class = NoAlertPresentException
elif status in ErrorCode.IME_NOT_AVAILABLE:
exception_class = ImeNotAvailableException
elif status in ErrorCode.IME_ENGINE_ACTIVATION_FAILED:
exception_class = ImeActivationFailedException
elif status in ErrorCode.MOVE_TARGET_OUT_OF_BOUNDS:
exception_class = MoveTargetOutOfBoundsException
elif status in ErrorCode.JAVASCRIPT_ERROR:
exception_class = JavascriptException
elif status in ErrorCode.SESSION_NOT_CREATED:
exception_class = SessionNotCreatedException
elif status in ErrorCode.INVALID_ARGUMENT:
exception_class = InvalidArgumentException
elif status in ErrorCode.NO_SUCH_COOKIE:
exception_class = NoSuchCookieException
elif status in ErrorCode.UNABLE_TO_CAPTURE_SCREEN:
exception_class = ScreenshotException
elif status in ErrorCode.ELEMENT_CLICK_INTERCEPTED:
exception_class = ElementClickInterceptedException
elif status in ErrorCode.INSECURE_CERTIFICATE:
exception_class = InsecureCertificateException
elif status in ErrorCode.INVALID_COORDINATES:
exception_class = InvalidCoordinatesException
elif status in ErrorCode.INVALID_SESSION_ID:
exception_class = InvalidSessionIdException
elif status in ErrorCode.UNKNOWN_METHOD:
exception_class = UnknownMethodException
else:
exception_class = WebDriverException
if not value:
value = response["value"]
if isinstance(value, str):
raise exception_class(value)
if message == "" and "message" in value:
message = value["message"]
screen = None # type: ignore[assignment]
if "screen" in value:
screen = value["screen"]
stacktrace = None
st_value = value.get("stackTrace") or value.get("stacktrace")
if st_value:
if isinstance(st_value, str):
stacktrace = st_value.split("\n")
else:
stacktrace = []
try:
for frame in st_value:
line = frame.get("lineNumber", "")
file = frame.get("fileName", "<anonymous>")
if line:
file = f"{file}:{line}"
meth = frame.get("methodName", "<anonymous>")
if "className" in frame:
meth = "{}.{}".format(frame["className"], meth)
msg = " at %s (%s)"
msg = msg % (meth, file)
stacktrace.append(msg)
except TypeError:
pass
if exception_class == UnexpectedAlertPresentException:
alert_text = None
if "data" in value:
alert_text = value["data"].get("text")
elif "alert" in value:
alert_text = value["alert"].get("text")
raise exception_class(message, screen, stacktrace, alert_text) # type: ignore[call-arg] # mypy is not smart enough here
> raise exception_class(message, screen, stacktrace)
E selenium.common.exceptions.WebDriverException: Message: unknown error: unhandled inspector error: {"code":-32000,"message":"Promise was collected"}
E (Session info: chrome=108.0.5359.125)
E Stacktrace:
E Backtrace:
E (No symbol) [0x0061F243]
E (No symbol) [0x005A7FD1]
E (No symbol) [0x0049D04D]
E (No symbol) [0x004901F4]
E (No symbol) [0x0048EA07]
E (No symbol) [0x0048EEF7]
E (No symbol) [0x004A5F54]
E (No symbol) [0x0049F82B]
E (No symbol) [0x0049F350]
E (No symbol) [0x0049FBA2]
E (No symbol) [0x0049FE80]
E (No symbol) [0x004FE4FB]
E (No symbol) [0x004E858C]
E (No symbol) [0x004FC9EB]
E (No symbol) [0x004E8386]
E (No symbol) [0x004C163C]
E (No symbol) [0x004C269D]
E GetHandleVerifier [0x008B9A22+2655074]
E GetHandleVerifier [0x008ACA24+2601828]
E GetHandleVerifier [0x006C8C0A+619850]
E GetHandleVerifier [0x006C7830+614768]
E (No symbol) [0x005B05FC]
E (No symbol) [0x005B5968]
E (No symbol) [0x005B5A55]
E (No symbol) [0x005C051B]
E BaseThreadInitThunk [0x771D00F9+25]
E RtlGetAppContainerNamedObjectPath [0x77317BBE+286]
E RtlGetAppContainerNamedObjectPath [0x77317B8E+238]
..\..\..\..\..\AppData\Local\pypoetry\Cache\virtualenvs\spider-keeper-MOZJzfv8-py3.8\lib\site-packages\selenium\webdriver\remote\errorhandler.py:249: WebDriverException
Update: 請無視我的回答,細查後發現我耍白癡誤解狀況了~
初看似網路異常:500 Internal Server Error (對方網站內部異常) 而引起 Python 丟出例外。
請參閱你附上的例外訊息、你的程式碼、甚至網路環境等相關資訊,建立對應的例外(Exception)處理。(如果是對方網站內部異常,通常是中斷執行、或是 sleep loop 等對方伺服器正常。)