allow some js lose

pyppeteer/connection.py

@@ -41,7 +41,7 @@ def __init__(self, url: str, loop: asyncio.AbstractEventLoop,
  self.connection: CDPSession
  self._connected = False
  self._ws = websockets.client.connect(
- self._url, max_size=None, loop=self._loop)
+ self._url, max_size=None, loop=self._loop, ping_interval=None, ping_timeout=None)
  self._recv_fut = self._loop.create_task(self._recv_loop())
  self._closeCallback: Optional[Callable[[], None]] = None
 

pyppeteer/page.py

@@ -22,6 +22,7 @@
 from pyppeteer.element_handle import ElementHandle
 from pyppeteer.emulation_manager import EmulationManager
 from pyppeteer.errors import PageError
+from pyppeteer.errors import TimeoutError as pyTimeoutError
 from pyppeteer.execution_context import JSHandle # noqa: F401
 from pyppeteer.frame_manager import Frame # noqa: F401
 from pyppeteer.frame_manager import FrameManager
@@ -491,7 +492,7 @@ async def cookies(self, *urls: str) -> dict:
  * ``sameSite`` (str): ``'Strict'`` or ``'Lax'``
  """
  if not urls:
- urls = (self.url, )
+ urls = (self.url,)
  resp = await self._client.send('Network.getCookies', {
  'urls': urls,
  })
@@ -846,7 +847,7 @@ async def goto(self, url: str, options: dict = None, **kwargs: Any
  * then main resource failed to load
 
  .. note::
- :meth:`goto` either raise error or return a main resource response.
+ :meth:`goto` return a main resource response.
  The only exceptions are navigation to ``about:blank`` or navigation
  to the same URL with a different hash, which would succeed and
  return ``None``.
@@ -877,14 +878,15 @@ def set_request(req: Request) -> None:
  options)
 
  result = await self._navigate(url, referrer)
- if result is not None:
+ if not result is None:
  raise PageError(result)
  result = await watcher.navigationPromise()
  watcher.cancel()
  helper.removeEventListeners(eventListeners)
  error = result[0].pop().exception() # type: ignore
  if error:
- raise error
+ if not isinstance(error, pyTimeoutError):
+ raise error
 
  request = requests.get(mainFrame._navigationURL)
  return request.response if request else None
@@ -894,6 +896,8 @@ async def _navigate(self, url: str, referrer: str) -> Optional[str]:
  'Page.navigate', {'url': url, 'referrer': referrer})
  if response.get('errorText'):
  return f'{response["errorText"]} at {url}'
+ if response.get('error_text'):
+ return f'{response["error_text"]} at {url}'
  return None
 
  async def reload(self, options: dict = None, **kwargs: Any
@@ -1732,7 +1736,6 @@ def waitForFunction(self, pageFunction: str, options: dict = None,
  'JSHeapTotalSize',
 )
 
-
 unitToPixels = {
  'px': 1,
  'in': 96,