Method once

playwright/sync_api/_generated.py:15651–15655

Emitted when a new browser context is created.

(
        self, event: Literal["context"], f: typing.Callable[["BrowserContext"], "None"]
    )

    @typing.overload
    def once(
        self, event: Literal["context"], f: typing.Callable[["BrowserContext"], "None"]
    ) -> None:
        """
        Emitted when a new browser context is created."""

    @typing.overload
    def once(