cherry-pick(#34550): roll follow-ups for .NET and Python

Author: mxschmitt

docs/src/api/class-locator.md

@@ -155,7 +155,7 @@ Additional locator to match.
 - returns: <[string]>
 
 Captures the aria snapshot of the given element.
-Read more about [aria snapshots](../aria-snapshots.md) and [`method: LocatorAssertions.toMatchAriaSnapshot#1`] for the corresponding assertion.
+Read more about [aria snapshots](../aria-snapshots.md) and [`method: LocatorAssertions.toMatchAriaSnapshot`] for the corresponding assertion.
 
 **Usage**
 

docs/src/api/class-locatorassertions.md

@@ -240,6 +240,24 @@ Expected accessible description.
 ### option: LocatorAssertions.NotToHaveAccessibleDescription.timeout = %%-csharp-java-python-assertions-timeout-%%
 * since: v1.44
 
+## async method: LocatorAssertions.NotToHaveAccessibleErrorMessage
+* since: v1.50
+* langs: python
+
+The opposite of [`method: LocatorAssertions.toHaveAccessibleErrorMessage`].
+
+### param: LocatorAssertions.NotToHaveAccessibleErrorMessage.errorMessage
+* since: v1.50
+- `errorMessage` <[string]|[RegExp]>
+
+Expected accessible error message.
+
+### option: LocatorAssertions.NotToHaveAccessibleErrorMessage.ignoreCase = %%-assertions-ignore-case-%%
+* since: v1.50
+
+### option: LocatorAssertions.NotToHaveAccessibleErrorMessage.timeout = %%-csharp-java-python-assertions-timeout-%%
+* since: v1.50
+
 
 ## async method: LocatorAssertions.NotToHaveAccessibleName
 * since: v1.44
@@ -446,7 +464,7 @@ Expected options currently selected.
 * since: v1.49
 * langs: python
 
-The opposite of [`method: LocatorAssertions.toMatchAriaSnapshot#1`].
+The opposite of [`method: LocatorAssertions.toMatchAriaSnapshot`].
 
 ### param: LocatorAssertions.NotToMatchAriaSnapshot.expected
 * since: v1.49
@@ -2180,7 +2198,7 @@ Expected options currently selected.
 * since: v1.23
 
 
-## async method: LocatorAssertions.toMatchAriaSnapshot#1
+## async method: LocatorAssertions.toMatchAriaSnapshot
 * since: v1.49
 * langs:
   - alias-java: matchesAriaSnapshot
@@ -2229,14 +2247,14 @@ assertThat(page.locator("body")).matchesAriaSnapshot("""
 """);
 ```
 
-### param: LocatorAssertions.toMatchAriaSnapshot#1.expected
+### param: LocatorAssertions.toMatchAriaSnapshot.expected
 * since: v1.49
 - `expected` <string>
 
-### option: LocatorAssertions.toMatchAriaSnapshot#1.timeout = %%-js-assertions-timeout-%%
+### option: LocatorAssertions.toMatchAriaSnapshot.timeout = %%-js-assertions-timeout-%%
 * since: v1.49
 
-### option: LocatorAssertions.toMatchAriaSnapshot#1.timeout = %%-csharp-java-python-assertions-timeout-%%
+### option: LocatorAssertions.toMatchAriaSnapshot.timeout = %%-csharp-java-python-assertions-timeout-%%
 * since: v1.49
 
 ## async method: LocatorAssertions.toMatchAriaSnapshot#2

docs/src/aria-snapshots.md

@@ -154,7 +154,7 @@ structure of a page, use the [Chrome DevTools Accessibility Pane](https://develo
 
 ## Snapshot matching
 
-The [`method: LocatorAssertions.toMatchAriaSnapshot#1`] assertion method in Playwright compares the accessible
+The [`method: LocatorAssertions.toMatchAriaSnapshot`] assertion method in Playwright compares the accessible
 structure of the locator scope with a predefined aria snapshot template, helping validate the page's state against
 testing requirements.
 

docs/src/release-notes-csharp.md

@@ -9,7 +9,7 @@ toc_max_heading_level: 2
 
 ### Aria snapshots
 
-New assertion [`method: LocatorAssertions.toMatchAriaSnapshot#1`] verifies page structure by comparing to an expected accessibility tree, represented as YAML.
+New assertion [`method: LocatorAssertions.toMatchAriaSnapshot`] verifies page structure by comparing to an expected accessibility tree, represented as YAML.
 
 ```csharp
 await page.GotoAsync("https://playwright.dev");

docs/src/release-notes-java.md

@@ -8,7 +8,7 @@ toc_max_heading_level: 2
 
 ### Aria snapshots
 
-New assertion [`method: LocatorAssertions.toMatchAriaSnapshot#1`] verifies page structure by comparing to an expected accessibility tree, represented as YAML.
+New assertion [`method: LocatorAssertions.toMatchAriaSnapshot`] verifies page structure by comparing to an expected accessibility tree, represented as YAML.
 
 ```java
 page.navigate("https://playwright.dev");

docs/src/release-notes-js.md

@@ -83,7 +83,7 @@ This version was also tested against the following stable channels:
 
 ### Aria snapshots
 
-New assertion [`method: LocatorAssertions.toMatchAriaSnapshot#1`] verifies page structure by comparing to an expected accessibility tree, represented as YAML.
+New assertion [`method: LocatorAssertions.toMatchAriaSnapshot`] verifies page structure by comparing to an expected accessibility tree, represented as YAML.
 
 ```js
 await page.goto('https://playwright.dev');

docs/src/release-notes-python.md

@@ -8,7 +8,7 @@ toc_max_heading_level: 2
 
 ### Aria snapshots
 
-New assertion [`method: LocatorAssertions.toMatchAriaSnapshot#1`] verifies page structure by comparing to an expected accessibility tree, represented as YAML.
+New assertion [`method: LocatorAssertions.toMatchAriaSnapshot`] verifies page structure by comparing to an expected accessibility tree, represented as YAML.
 
 ```python
 page.goto("https://playwright.dev")

docs/src/test-runners-python.md

@@ -263,7 +263,7 @@ See the [guides for CI providers](./ci.md) to deploy your tests to CI/CD.
 ## Async Fixtures
 
 If you want to use async fixtures, you can use the [`pytest-playwright-asyncio`](https://pypi.org/project/pytest-playwright-asyncio/) plugin.
-Make sure to use `pytest-asyncio>=0.24.0` and make your tests use of [`loop_scope=sesion`](https://pytest-asyncio.readthedocs.io/en/latest/how-to-guides/run_session_tests_in_same_loop.html).
+Make sure to use `pytest-asyncio>=0.24.0` and make your tests use of [`loop_scope=session`](https://pytest-asyncio.readthedocs.io/en/latest/how-to-guides/run_session_tests_in_same_loop.html).
 
 ```python
 import pytest

packages/playwright-core/types/types.d.ts

@@ -12429,7 +12429,7 @@ export interface Locator {
 
   /**
    * Captures the aria snapshot of the given element. Read more about [aria snapshots](https://playwright.dev/docs/aria-snapshots) and
-   * [expect(locator).toMatchAriaSnapshot(expected[, options])](https://playwright.dev/docs/api/class-locatorassertions#locator-assertions-to-match-aria-snapshot-1)
+   * [expect(locator).toMatchAriaSnapshot(expected[, options])](https://playwright.dev/docs/api/class-locatorassertions#locator-assertions-to-match-aria-snapshot)
    * for the corresponding assertion.
    *
    * **Usage**