KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use _wrap_handler method in Playwright Python

Best Python code snippet using playwright-python

server.py

Source:server.py

...45        if handler is None:46            return partial(self.route, method, path)47        if not path.startswith("/"):48            raise ValueError("Path should start with / or be empty.")49        handler = self._wrap_handler(handler)50        path = "%s/%s" % (self._rootpath, path.lstrip("/"))51        self._application.router.add_route(method, path, handler)52    def handle(self, action_name, handler=None):53        """Add a handler for a specific API action.54        The action string describes an action from the server's API55        description document. Some examples:56          auth:Machines.allocate57          anon:Version.read58        The handler is wrapped by `_wrap_handler` but should otherwise a normal59        `aiohttp` request handler.60        This method can be used as a decorator by omitting `handler`:61          @builder.handle("anon:Version.read")62          async def version(request):63              ...64        """65        if handler is None:66            return partial(self.handle, action_name)67        action = self._resolve_action(action_name)68        view_name = self._view_name(action)69        assert view_name not in self._actions70        self._actions[view_name] = action71        handler = self._wrap_handler(handler)72        if view_name in self._views:73            view = self._views[view_name]74            view.set(action, handler)75        else:76            view = self._views[view_name] = ApplicationView()77            self._application.router.add_route("*", action.path, view)78            view.set(action, handler)79    def serve(self):80        """Return an async context manager to serve the built application."""81        return ApplicationRunner(82            self._application, self._basepath)83    @staticmethod84    def _wrap_handler(handler):85        """Wrap `handler` in some conveniences.86        These are:87        * Setting `request.params` to a `MultiDict` instance of POSTed form88          parameters, or `None` if the body content was not a multipart form.89        * Passing `request.match_info` as keyword arguments into the handler.90          For example, if a route like "/foo/{bar}" is matched by a path91          "/foo/thing", the handler will be called with bar="thing".92        * Objects returned from `handler` that are not proper responses are93          rendered as JSON.94        """95        async def wrapper(request):96            # For convenience, read in all multipart parameters.97            assert not hasattr(request, "params")98            if request.content_type == "multipart/form-data":...

aws_lambda.py

Source:aws_lambda.py

...16    from typing import Callable17    from typing import Optional18    from sentry_sdk._types import EventProcessor, Event, Hint19    F = TypeVar("F", bound=Callable[..., Any])20def _wrap_handler(handler):21    # type: (F) -> F22    def sentry_handler(event, context, *args, **kwargs):23        # type: (Any, Any, *Any, **Any) -> Any24        hub = Hub.current25        integration = hub.get_integration(AwsLambdaIntegration)26        if integration is None:27            return handler(event, context, *args, **kwargs)28        # If an integration is there, a client has to be there.29        client = hub.client  # type: Any30        with hub.push_scope() as scope:31            with capture_internal_exceptions():32                scope.clear_breadcrumbs()33                scope.transaction = context.function_name34                scope.add_event_processor(_make_request_event_processor(event, context))35            try:36                return handler(event, context, *args, **kwargs)37            except Exception:38                exc_info = sys.exc_info()39                event, hint = event_from_exception(40                    exc_info,41                    client_options=client.options,42                    mechanism={"type": "aws_lambda", "handled": False},43                )44                hub.capture_event(event, hint=hint)45                reraise(*exc_info)46    return sentry_handler  # type: ignore47def _drain_queue():48    # type: () -> None49    with capture_internal_exceptions():50        hub = Hub.current51        integration = hub.get_integration(AwsLambdaIntegration)52        if integration is not None:53            # Flush out the event queue before AWS kills the54            # process.55            hub.flush()56class AwsLambdaIntegration(Integration):57    identifier = "aws_lambda"58    @staticmethod59    def setup_once():60        # type: () -> None61        import __main__ as lambda_bootstrap  # type: ignore62        pre_37 = True  # Python 3.6 or 2.763        if not hasattr(lambda_bootstrap, "handle_http_request"):64            try:65                import bootstrap as lambda_bootstrap  # type: ignore66                pre_37 = False  # Python 3.767            except ImportError:68                pass69        if not hasattr(lambda_bootstrap, "handle_event_request"):70            logger.warning(71                "Not running in AWS Lambda environment, "72                "AwsLambdaIntegration disabled"73            )74            return75        if pre_37:76            old_handle_event_request = lambda_bootstrap.handle_event_request77            def sentry_handle_event_request(request_handler, *args, **kwargs):78                # type: (Any, *Any, **Any) -> Any79                request_handler = _wrap_handler(request_handler)80                return old_handle_event_request(request_handler, *args, **kwargs)81            lambda_bootstrap.handle_event_request = sentry_handle_event_request82            old_handle_http_request = lambda_bootstrap.handle_http_request83            def sentry_handle_http_request(request_handler, *args, **kwargs):84                # type: (Any, *Any, **Any) -> Any85                request_handler = _wrap_handler(request_handler)86                return old_handle_http_request(request_handler, *args, **kwargs)87            lambda_bootstrap.handle_http_request = sentry_handle_http_request88            # Patch to_json to drain the queue. This should work even when the89            # SDK is initialized inside of the handler90            old_to_json = lambda_bootstrap.to_json91            def sentry_to_json(*args, **kwargs):92                # type: (*Any, **Any) -> Any93                _drain_queue()94                return old_to_json(*args, **kwargs)95            lambda_bootstrap.to_json = sentry_to_json96        else:97            old_handle_event_request = lambda_bootstrap.handle_event_request98            def sentry_handle_event_request(  # type: ignore99                lambda_runtime_client, request_handler, *args, **kwargs100            ):101                request_handler = _wrap_handler(request_handler)102                return old_handle_event_request(103                    lambda_runtime_client, request_handler, *args, **kwargs104                )105            lambda_bootstrap.handle_event_request = sentry_handle_event_request106            # Patch the runtime client to drain the queue. This should work107            # even when the SDK is initialized inside of the handler108            def _wrap_post_function(f):109                # type: (F) -> F110                def inner(*args, **kwargs):111                    # type: (*Any, **Any) -> Any112                    _drain_queue()113                    return f(*args, **kwargs)114                return inner  # type: ignore115            lambda_bootstrap.LambdaRuntimeClient.post_invocation_result = _wrap_post_function(...

_async_base.py

Source:_async_base.py

...49        task = asyncio.current_task()50        setattr(task, "__pw_api_name__", api_name)51        setattr(task, "__pw_stack_trace__", traceback.extract_stack())52        return coro53    def _wrap_handler(self, handler: Any) -> Callable[..., None]:54        if callable(handler):55            return mapping.wrap_handler(handler)56        return handler57    def on(self, event: Any, f: Any) -> None:58        """Registers the function ``f`` to the event name ``event``."""59        self._impl_obj.on(event, self._wrap_handler(f))60    def once(self, event: Any, f: Any) -> None:61        """The same as ``self.on``, except that the listener is automatically62        removed after being called.63        """64        self._impl_obj.once(event, self._wrap_handler(f))65    def remove_listener(self, event: Any, f: Any) -> None:66        """Removes the function ``f`` from ``event``."""67        self._impl_obj.remove_listener(event, self._wrap_handler(f))68class AsyncContextManager(AsyncBase):69    async def __aenter__(self: Self) -> Self:70        return self71    async def __aexit__(72        self,73        exc_type: Type[BaseException],74        exc_val: BaseException,75        traceback: TracebackType,76    ) -> None:77        await self.close()78    async def close(self) -> None:...

__init__.py

Source:__init__.py

...32    :return: wrapper-function to use with handler -> server33    """34    async def exectue_handler(_handler, request):35        return await _handler(request)36    def _wrap_handler(handler):37        call_chain = middlewares38        chained_dispatcher = _compose(*call_chain)(exectue_handler)39        return partial(chained_dispatcher, handler)...

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.