chore: roll Playwright to 1.62.0

DRIVER_VERSION

@@ -1 +1 @@
-1.62.0-alpha-2026-07-16
+1.62.0

NODE_VERSION

@@ -1 +1 @@
-24.18.0
+24.18.1

README.md

@@ -4,9 +4,9 @@ Playwright is a Python library to automate [Chromium](https://www.chromium.org/H
 
 |          | Linux | macOS | Windows |
 |   :---   | :---: | :---: | :---:   |
-| Chromium <!-- GEN:chromium-version -->151.0.7922.19<!-- GEN:stop --> | ✅ | ✅ | ✅ |
+| Chromium <!-- GEN:chromium-version -->151.0.7922.34<!-- GEN:stop --> | ✅ | ✅ | ✅ |
 | WebKit <!-- GEN:webkit-version -->26.5<!-- GEN:stop --> | ✅ | ✅ | ✅ |
-| Firefox <!-- GEN:firefox-version -->152.0.4<!-- GEN:stop --> | ✅ | ✅ | ✅ |
+| Firefox <!-- GEN:firefox-version -->153.0<!-- GEN:stop --> | ✅ | ✅ | ✅ |
 
 ## Documentation
 

ROLLING.md

@@ -12,7 +12,7 @@ pre-commit install
 pip install -e .
 ```
 * change the driver pin in `DRIVER_VERSION` (the `playwright-core` npm version, e.g. `1.61.0`) and refresh `NODE_VERSION`: `python scripts/update_node_version.py`
-* download the new driver: `python -m build --wheel` (fetches `playwright-core` from npm + the matching Node.js binary and assembles the bundle; no source build)
+* download the new driver: `python -m build --wheel` (fetches `playwright-core` from npm + the matching Node.js binary and assembles the bundle; no source build). Set `npm_config_registry` to use a different npm registry.
 * generate API (needs a nearby `microsoft/playwright` checkout at `v<new>`): `PW_SRC_DIR=../playwright ./scripts/update_api.sh`
 * commit changes & send PR
 * wait for bots to pass & merge the PR

playwright/_impl/_browser_context.py

@@ -499,7 +499,6 @@ async def route_from_har(
         update: bool = None,
         updateContent: Literal["attach", "embed"] = None,
         updateMode: HarMode = None,
-        interceptAPIRequests: bool = None,
     ) -> None:
         if update:
             await self._tracing._record_into_har(
@@ -518,8 +517,6 @@ async def route_from_har(
         )
         self._har_routers.append(router)
         await router.add_context_route(self)
-        if interceptAPIRequests:
-            await router.add_api_request_route(self)
 
     async def _update_interception_patterns(self) -> None:
         patterns = RouteHandler.prepare_interception_patterns(self._routes)

playwright/_impl/_har_router.py

@@ -13,15 +13,13 @@
 # limitations under the License.
 import asyncio
 import base64
-import re
-from typing import TYPE_CHECKING, List, Optional, Tuple, cast
+from typing import TYPE_CHECKING, Optional, cast
 
 from playwright._impl._api_structures import HeadersArray
 from playwright._impl._helper import (
     HarLookupResult,
     RouteFromHarNotFoundPolicy,
     URLMatch,
-    escape_regex_flags,
 )
 from playwright._impl._local_utils import LocalUtils
 
@@ -43,7 +41,6 @@ def __init__(
         self._har_id: str = har_id
         self._not_found_action: RouteFromHarNotFoundPolicy = not_found_action
         self._options_url_match: Optional[URLMatch] = url_matcher
-        self._api_request_registrations: List[Tuple["BrowserContext", str]] = []
 
     @staticmethod
     async def create(
@@ -119,30 +116,7 @@ async def add_page_route(self, page: "Page") -> None:
             handler=lambda route, _: asyncio.create_task(self._handle(route)),
         )
 
-    async def add_api_request_route(self, context: "BrowserContext") -> None:
-        url_match = self._options_url_match
-        params: dict = {
-            "harId": self._har_id,
-            "notFound": self._not_found_action,
-        }
-        if isinstance(url_match, str):
-            params["urlGlob"] = url_match
-        elif isinstance(url_match, re.Pattern):
-            params["urlRegexSource"] = url_match.pattern
-            params["urlRegexFlags"] = escape_regex_flags(url_match)
-        result = await context._channel.send_return_as_dict(
-            "routeAPIRequestsFromHar", None, params
-        )
-        self._api_request_registrations.append((context, result["registrationId"]))
-
     def dispose(self) -> None:
-        for context, registration_id in self._api_request_registrations:
-            context._channel.send_may_fail(
-                "unrouteAPIRequestsFromHar",
-                None,
-                {"registrationId": registration_id},
-            )
-        self._api_request_registrations = []
         self._local_utils._channel.send_may_fail(
             "harClose", None, {"harId": self._har_id}
         )

playwright/_impl/_network.py

@@ -208,7 +208,7 @@ async def sizes(self) -> RequestSizes:
     @property
     def post_data(self) -> Optional[str]:
         data = self._fallback_overrides.post_data_buffer
-        if data:
+        if data is not None:
             return data.decode()
         base64_post_data = self._initializer.get("postData")
         if base64_post_data is not None:

playwright/_impl/_screencast.py

@@ -51,24 +51,47 @@ def __init__(self, page: "Page") -> None:
         self._save_path: Optional[Union[str, Path]] = None
         self._on_frame: Optional[ScreencastFrameCallback] = None
         self._artifact: Optional[Artifact] = None
-        page._channel.on("screencastFrame", lambda params: self._dispatch_frame(params))
-
-    def _dispatch_frame(self, params: dict) -> None:
-        if not self._on_frame:
-            return
-        data = params["data"]
-        if isinstance(data, str):
-            data = base64.b64decode(data)
-        result = self._on_frame(
-            {
-                "data": data,
-                "timestamp": params.get("timestamp", 0),
-                "viewportWidth": params["viewportWidth"],
-                "viewportHeight": params["viewportHeight"],
-            }
-        )
-        if hasattr(result, "__await__"):
-            self._page._loop.create_task(result)
+        page._channel.on("screencastFrame", self._dispatch_frame)
+
+    def _ack_frame(self, frame_id: int) -> None:
+        try:
+            self._page._channel.send_no_reply(
+                "screencastFrameAck", None, {"frameId": frame_id}
+            )
+        except (Error, OSError):
+            pass
+
+    async def _await_callback_and_ack(self, result: Any, frame_id: int) -> None:
+        try:
+            await result
+        finally:
+            self._ack_frame(frame_id)
+
+    def _dispatch_frame(self, params: dict) -> Any:
+        result = None
+        task = None
+        try:
+            if not self._on_frame:
+                return
+            data = params["data"]
+            if isinstance(data, str):
+                data = base64.b64decode(data)
+            result = self._on_frame(
+                {
+                    "data": data,
+                    "timestamp": params.get("timestamp", 0),
+                    "viewportWidth": params["viewportWidth"],
+                    "viewportHeight": params["viewportHeight"],
+                }
+            )
+        finally:
+            if hasattr(result, "__await__"):
+                task = self._loop.create_task(
+                    self._await_callback_and_ack(result, params["frameId"])
+                )
+            else:
+                self._ack_frame(params["frameId"])
+        return task
 
     async def start(
         self,

playwright/async_api/_generated.py

@@ -7240,7 +7240,7 @@ async def install(
         Parameters
         ----------
         time : Union[datetime.datetime, float, str, None]
-            Time to initialize with, current system time by default.
+            Time to initialize with, current system time by default. Numeric values are Unix time in seconds.
         """
 
         return mapping.from_maybe_impl(await self._impl_obj.install(time=time))
@@ -7299,7 +7299,7 @@ async def pause_at(self, time: typing.Union[float, str, datetime.datetime]) -> N
         Parameters
         ----------
         time : Union[datetime.datetime, float, str]
-            Time to pause at.
+            Time to pause at. Numeric values are Unix time in seconds.
         """
 
         return mapping.from_maybe_impl(await self._impl_obj.pause_at(time=time))
@@ -7354,7 +7354,7 @@ async def set_fixed_time(
         Parameters
         ----------
         time : Union[datetime.datetime, float, str]
-            Time to be set.
+            Time to be set. Numeric values are Unix time in seconds.
         """
 
         return mapping.from_maybe_impl(await self._impl_obj.set_fixed_time(time=time))
@@ -7378,7 +7378,7 @@ async def set_system_time(
         Parameters
         ----------
         time : Union[datetime.datetime, float, str]
-            Time to be set.
+            Time to be set. Numeric values are Unix time in seconds.
         """
 
         return mapping.from_maybe_impl(await self._impl_obj.set_system_time(time=time))
@@ -10254,6 +10254,12 @@ async def go_back(
 
         Navigate to the previous page in history.
 
+        **NOTE** **Testing Back/Forward Cache (BFCache) is not supported.**  By default, Playwright disables the
+        Back/Forward Cache across all browsers. Even if explicitly enabled, Playwright's internal state relies on
+        network-level navigation events. Because BFCache restores unfreeze the DOM without firing these events, using
+        `page.goBack()` or `page.goForward()` to trigger a BFCache restore will result in timeouts and a desynchronized
+        `Page` state.
+
         Parameters
         ----------
         timeout : Union[float, None]
@@ -10296,6 +10302,12 @@ async def go_forward(
 
         Navigate to the next page in history.
 
+        **NOTE** **Testing Back/Forward Cache (BFCache) is not supported.**  By default, Playwright disables the
+        Back/Forward Cache across all browsers. Even if explicitly enabled, Playwright's internal state relies on
+        network-level navigation events. Because BFCache restores unfreeze the DOM without firing these events, using
+        `page.goBack()` or `page.goForward()` to trigger a BFCache restore will result in timeouts and a desynchronized
+        `Page` state.
+
         Parameters
         ----------
         timeout : Union[float, None]
@@ -15092,7 +15104,6 @@ async def route_from_har(
         update: typing.Optional[bool] = None,
         update_content: typing.Optional[Literal["attach", "embed"]] = None,
         update_mode: typing.Optional[Literal["full", "minimal"]] = None,
-        intercept_api_requests: typing.Optional[bool] = None,
     ) -> None:
         """BrowserContext.route_from_har
 
@@ -15126,10 +15137,6 @@ async def route_from_har(
             When set to `minimal`, only record information necessary for routing from HAR. This omits sizes, timing, page,
             cookies, security and other types of HAR information that are not used when replaying from HAR. Defaults to
             `minimal`.
-        intercept_api_requests : Union[bool, None]
-            If set to `true`, requests made via `APIRequestContext` (such as `browser_context.request` or
-            `page.request`) are also served from the HAR file. By default these requests are sent to the network,
-            matching the behavior prior to v1.62. Defaults to `false` for backward compatibility.
         """
 
         return mapping.from_maybe_impl(
@@ -15140,7 +15147,6 @@ async def route_from_har(
                 update=update,
                 updateContent=update_content,
                 updateMode=update_mode,
-                interceptAPIRequests=intercept_api_requests,
             )
         )
 

playwright/sync_api/_generated.py

@@ -7330,7 +7330,7 @@ def install(
         Parameters
         ----------
         time : Union[datetime.datetime, float, str, None]
-            Time to initialize with, current system time by default.
+            Time to initialize with, current system time by default. Numeric values are Unix time in seconds.
         """
 
         return mapping.from_maybe_impl(self._sync(self._impl_obj.install(time=time)))
@@ -7391,7 +7391,7 @@ def pause_at(self, time: typing.Union[float, str, datetime.datetime]) -> None:
         Parameters
         ----------
         time : Union[datetime.datetime, float, str]
-            Time to pause at.
+            Time to pause at. Numeric values are Unix time in seconds.
         """
 
         return mapping.from_maybe_impl(self._sync(self._impl_obj.pause_at(time=time)))
@@ -7444,7 +7444,7 @@ def set_fixed_time(self, time: typing.Union[float, str, datetime.datetime]) -> N
         Parameters
         ----------
         time : Union[datetime.datetime, float, str]
-            Time to be set.
+            Time to be set. Numeric values are Unix time in seconds.
         """
 
         return mapping.from_maybe_impl(
@@ -7470,7 +7470,7 @@ def set_system_time(
         Parameters
         ----------
         time : Union[datetime.datetime, float, str]
-            Time to be set.
+            Time to be set. Numeric values are Unix time in seconds.
         """
 
         return mapping.from_maybe_impl(
@@ -10270,6 +10270,12 @@ def go_back(
 
         Navigate to the previous page in history.
 
+        **NOTE** **Testing Back/Forward Cache (BFCache) is not supported.**  By default, Playwright disables the
+        Back/Forward Cache across all browsers. Even if explicitly enabled, Playwright's internal state relies on
+        network-level navigation events. Because BFCache restores unfreeze the DOM without firing these events, using
+        `page.goBack()` or `page.goForward()` to trigger a BFCache restore will result in timeouts and a desynchronized
+        `Page` state.
+
         Parameters
         ----------
         timeout : Union[float, None]
@@ -10314,6 +10320,12 @@ def go_forward(
 
         Navigate to the next page in history.
 
+        **NOTE** **Testing Back/Forward Cache (BFCache) is not supported.**  By default, Playwright disables the
+        Back/Forward Cache across all browsers. Even if explicitly enabled, Playwright's internal state relies on
+        network-level navigation events. Because BFCache restores unfreeze the DOM without firing these events, using
+        `page.goBack()` or `page.goForward()` to trigger a BFCache restore will result in timeouts and a desynchronized
+        `Page` state.
+
         Parameters
         ----------
         timeout : Union[float, None]
@@ -15093,7 +15105,6 @@ def route_from_har(
         update: typing.Optional[bool] = None,
         update_content: typing.Optional[Literal["attach", "embed"]] = None,
         update_mode: typing.Optional[Literal["full", "minimal"]] = None,
-        intercept_api_requests: typing.Optional[bool] = None,
     ) -> None:
         """BrowserContext.route_from_har
 
@@ -15127,10 +15138,6 @@ def route_from_har(
             When set to `minimal`, only record information necessary for routing from HAR. This omits sizes, timing, page,
             cookies, security and other types of HAR information that are not used when replaying from HAR. Defaults to
             `minimal`.
-        intercept_api_requests : Union[bool, None]
-            If set to `true`, requests made via `APIRequestContext` (such as `browser_context.request` or
-            `page.request`) are also served from the HAR file. By default these requests are sent to the network,
-            matching the behavior prior to v1.62. Defaults to `false` for backward compatibility.
         """
 
         return mapping.from_maybe_impl(
@@ -15142,7 +15149,6 @@ def route_from_har(
                     update=update,
                     updateContent=update_content,
                     updateMode=update_mode,
-                    interceptAPIRequests=intercept_api_requests,
                 )
             )
         )

scripts/build_driver.py

@@ -35,6 +35,9 @@
     scripts/build_driver.py            # assemble every platform bundle
     scripts/build_driver.py <suffix>   # assemble a single bundle, e.g. mac-arm64
 
+Set ``npm_config_registry`` to download ``playwright-core`` from an
+alternative npm registry.
+
 ``setup.py`` invokes the single-suffix form so a wheel build only downloads the
 one Node.js binary it needs.
 """
@@ -53,7 +56,9 @@
 REPO_ROOT = Path(__file__).resolve().parent.parent
 DRIVER_DIR = REPO_ROOT / "driver"
 
-NPM_REGISTRY = "https://registry.npmjs.org"
+NPM_REGISTRY = os.environ.get(
+    "npm_config_registry", "https://registry.npmjs.org"
+).rstrip("/")
 NODEJS_DIST = "https://nodejs.org/dist"
 
 

tests/async/conftest.py

@@ -128,10 +128,8 @@ async def context(
 
 
 @pytest.fixture
-async def page(context: BrowserContext) -> AsyncGenerator[Page, None]:
-    page = await context.new_page()
-    yield page
-    await page.close()
+async def page(context: BrowserContext) -> Page:
+    return await context.new_page()
 
 
 @pytest.fixture(scope="session")