How to use connect_over_cdp method in Playwright Python

Best Python code snippet using playwright-python

playwrightmanager.py

Source:playwrightmanager.py

...42        if self.enable_playwright_debug:43            os.environ["DEBUG"] = "pw:api"44        os.environ["PLAYWRIGHT_BROWSERS_PATH"] = "0"45        self._playwright_process = PlaywrightContextManager().start()46    def connect_over_cdp(47            self,48            endpoint_url: str,49            *,50            headers: typing.Dict[str, str] = None,51            slow_mo: float = None,52            timeout: float = None53    ):54        """æ¤æ¹æ³ä½¿ç¨ Chrome DevTools åè®®å° Playwright éå å°ç°ææµè§å¨å®ä¾ã55        æ³¨æï¼åªæåºäº Chromium çæµè§å¨ææ¯æéè¿ Chrome DevTools åè®®è¿è¡è¿æ¥ã56        :param endpoint_url: è¦è¿æ¥å°ç CDP websocket ç«¯ç¹æ http urlã57            ä¾å¦ http://localhost:9222/ æ ws://127.0.0.1:9222/devtools/browser/387adf4c-243f-4051-a181-46798f4a46f4ã58        :param headers: ä¸è¿æ¥è¯·æ±ä¸èµ·åéçéå  HTTP æ å¤´ã å¯éçã59        :param slow_mo: å° Playwright æä½åæ¢æå®çæ¯«ç§æ°ãå¾æç¨ï¼ä»¥ä¾¿çå°æ£å¨åççäºæã é»è®¤ä¸º 0ã60        :param timeout: çå¾å»ºç«è¿æ¥çæé¿æ¶é´ï¼ä»¥æ¯«ç§ä¸ºåä½ï¼ãé»è®¤ä¸º 30000ï¼30 ç§ï¼ã ä¼ é 0 ä»¥ç¦ç¨è¶æ¶ã61        """62        browser_type = self._playwright_process.chromium63        self._browser = browser_type.connect_over_cdp(64            endpoint_url=endpoint_url,65            headers=headers,66            slow_mo=slow_mo,67            timeout=timeout68        )69        self._context = self._browser.contexts[0]70        self._page = self._context.pages[0]71        self._interaction = self._page72    def new_browser(73            self,74            *,75            browser: SupportedBrowsers = SupportedBrowsers.chromium,76            args: typing.List[str] = None,77            downloads_path: typing.Union[str, pathlib.Path] = None,...

_browser_type.py

Source:_browser_type.py

...139        )140        context._options = params141        context.tracing._local_utils = self._playwright._utils142        return context143    async def connect_over_cdp(144        self,145        endpointURL: str,146        timeout: float = None,147        slow_mo: float = None,148        headers: Dict[str, str] = None,149    ) -> Browser:150        params = locals_to_params(locals())151        response = await self._channel.send_return_as_dict("connectOverCDP", params)152        browser = cast(Browser, from_channel(response["browser"]))153        browser._local_utils = self._playwright._utils154        default_context = cast(155            Optional[BrowserContext],156            from_nullable_channel(response.get("defaultContext")),157        )...

utils.py

Source:utils.py

...40                    executable_path=path, args=["--no-sandbox"]41                )42            if plugin_config.bison_browser.startswith("ws:"):43                self.remote_browser = True44                return await playwright.chromium.connect_over_cdp(45                    plugin_config.bison_browser46                )47            raise RuntimeError("bison_BROWSER error")48        if plugin_config.bison_use_local:49            return await playwright.chromium.launch(50                executable_path="/usr/bin/chromium", args=["--no-sandbox"]51            )52        return await playwright.chromium.launch(args=["--no-sandbox"])53    async def close_browser(self):54        if not self.remote_browser:55            await self.browser.close()56    async def render(57        self,58        url: str,...

test_browsertype_connect_cdp.py

Source:test_browsertype_connect_cdp.py

...23    port = find_free_port()24    browser_server = await browser_type.launch(25        **launch_arguments, args=[f"--remote-debugging-port={port}"]26    )27    cdp_browser = await browser_type.connect_over_cdp(f"http://localhost:{port}")28    assert len(cdp_browser.contexts) == 129    await cdp_browser.close()30    await browser_server.close()31async def test_connect_to_an_existing_cdp_session_twice(32    launch_arguments: Dict, browser_type: BrowserType, server: Server33):34    port = find_free_port()35    browser_server = await browser_type.launch(36        **launch_arguments, args=[f"--remote-debugging-port={port}"]37    )38    endpoint_url = f"http://localhost:{port}"39    cdp_browser1 = await browser_type.connect_over_cdp(endpoint_url)40    cdp_browser2 = await browser_type.connect_over_cdp(endpoint_url)41    assert len(cdp_browser1.contexts) == 142    page1 = await cdp_browser1.contexts[0].new_page()43    await page1.goto(server.EMPTY_PAGE)44    assert len(cdp_browser2.contexts) == 145    page2 = await cdp_browser2.contexts[0].new_page()46    await page2.goto(server.EMPTY_PAGE)47    assert len(cdp_browser1.contexts[0].pages) == 248    assert len(cdp_browser2.contexts[0].pages) == 249    await cdp_browser1.close()50    await cdp_browser2.close()51    await browser_server.close()52def _ws_endpoint_from_url(url: str) -> str:53    response = requests.get(url)54    assert response.ok55    response_body = response.json()56    return response_body["webSocketDebuggerUrl"]57async def test_conect_over_a_ws_endpoint(58    launch_arguments: Dict, browser_type: BrowserType, server: Server59):60    port = find_free_port()61    browser_server = await browser_type.launch(62        **launch_arguments, args=[f"--remote-debugging-port={port}"]63    )64    ws_endpoint = _ws_endpoint_from_url(f"http://localhost:{port}/json/version/")65    cdp_browser1 = await browser_type.connect_over_cdp(ws_endpoint)66    assert len(cdp_browser1.contexts) == 167    await cdp_browser1.close()68    cdp_browser2 = await browser_type.connect_over_cdp(ws_endpoint)69    assert len(cdp_browser2.contexts) == 170    await cdp_browser2.close()...

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