How to use _race_with_page_close method in Playwright Python

Best Python code snippet using playwright-python

_network.py

Source:_network.py

...159    @property160    def request(self) -> Request:161        return from_channel(self._initializer["request"])162    async def abort(self, errorCode: str = None) -> None:163        await self._race_with_page_close(164            self._channel.send("abort", locals_to_params(locals()))165        )166    async def fulfill(167        self,168        status: int = None,169        headers: Dict[str, str] = None,170        body: Union[str, bytes] = None,171        path: Union[str, Path] = None,172        contentType: str = None,173        response: "APIResponse" = None,174    ) -> None:175        params = locals_to_params(locals())176        if response:177            del params["response"]178            params["status"] = (179                params["status"] if params.get("status") else response.status180            )181            params["headers"] = (182                params["headers"] if params.get("headers") else response.headers183            )184            from playwright._impl._fetch import APIResponse185            if body is None and path is None and isinstance(response, APIResponse):186                if response._request._connection is self._connection:187                    params["fetchResponseUid"] = response._fetch_uid188                else:189                    body = await response.body()190        length = 0191        if isinstance(body, str):192            params["body"] = body193            params["isBase64"] = False194            length = len(body.encode())195        elif isinstance(body, bytes):196            params["body"] = base64.b64encode(body).decode()197            params["isBase64"] = True198            length = len(body)199        elif path:200            del params["path"]201            file_content = Path(path).read_bytes()202            params["body"] = base64.b64encode(file_content).decode()203            params["isBase64"] = True204            length = len(file_content)205        headers = {k.lower(): str(v) for k, v in params.get("headers", {}).items()}206        if params.get("contentType"):207            headers["content-type"] = params["contentType"]208        elif path:209            headers["content-type"] = (210                mimetypes.guess_type(str(Path(path)))[0] or "application/octet-stream"211            )212        if length and "content-length" not in headers:213            headers["content-length"] = str(length)214        params["headers"] = serialize_headers(headers)215        await self._race_with_page_close(self._channel.send("fulfill", params))216    async def continue_(217        self,218        url: str = None,219        method: str = None,220        headers: Dict[str, str] = None,221        postData: Union[str, bytes] = None,222    ) -> None:223        overrides: ContinueParameters = {}224        if url:225            overrides["url"] = url226        if method:227            overrides["method"] = method228        if headers:229            overrides["headers"] = serialize_headers(headers)230        if isinstance(postData, str):231            overrides["postData"] = base64.b64encode(postData.encode()).decode()232        elif isinstance(postData, bytes):233            overrides["postData"] = base64.b64encode(postData).decode()234        await self._race_with_page_close(235            self._channel.send("continue", cast(Any, overrides))236        )237    def _internal_continue(self) -> None:238        async def continue_route() -> None:239            try:240                await self.continue_()241            except Exception:242                pass243        asyncio.create_task(continue_route())244    async def _race_with_page_close(self, future: Coroutine) -> None:245        if hasattr(self.request.frame, "_page"):246            page = self.request.frame._page247            # When page closes or crashes, we catch any potential rejects from this Route.248            # Note that page could be missing when routing popup's initial request that249            # does not have a Page initialized just yet.250            fut = asyncio.create_task(future)251            await asyncio.wait(252                [fut, page._closed_or_crashed_future],253                return_when=asyncio.FIRST_COMPLETED,254            )255            if page._closed_or_crashed_future.done():256                await asyncio.gather(fut, return_exceptions=True)257        else:258            await future...

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.