Method expect_event

playwright/_impl/_page.py:1563–1586

(
        self,
        event: str,
        predicate: Callable = None,
        timeout: float = None,
    )

        )

    def expect_event(
        self,
        event: str,
        predicate: Callable = None,
        timeout: float = None,
    ) -> EventContextManagerImpl:
        if timeout is None:
            if self._page:
                timeout = self._page._timeout_settings.timeout()
            elif self._context:
                timeout = self._context._timeout_settings.timeout()
            else:
                timeout = 30000
        waiter = Waiter(self, f"worker.expect_event({event})")
        waiter.reject_on_timeout(
            cast(float, timeout),
            f'Timeout {timeout}ms exceeded while waiting for event "{event}"',
        )
        if event != Worker.Events.Close:
            waiter.reject_on_event(
                self, Worker.Events.Close, lambda: TargetClosedError()
            )
        waiter.wait_for_event(self, event, predicate)
        return EventContextManagerImpl(waiter.result())


class BindingCall(ChannelOwner):