Method write

src/websockets/legacy/framing.py:122–146

Write a WebSocket frame. Args: frame: Frame to write. write: Function that writes bytes. mask: Whether the frame should be masked i.e. whether the write happens on the client side. extensions: List of extensions, appli

(
        self,
        write: Callable[[bytes], Any],
        *,
        mask: bool,
        extensions: Sequence[extensions.Extension] | None = None,
    )

        )

    def write(
        self,
        write: Callable[[bytes], Any],
        *,
        mask: bool,
        extensions: Sequence[extensions.Extension] | None = None,
    ) -> None:
        """
        Write a WebSocket frame.

        Args:
            frame: Frame to write.
            write: Function that writes bytes.
            mask: Whether the frame should be masked i.e. whether the write
                happens on the client side.
            extensions: List of extensions, applied in order.

        Raises:
            ProtocolError: If the frame contains incorrect values.

        """
        # The frame is written in a single call to write in order to prevent
        # TCP fragmentation. See #68 for details. This also makes it safe to
        # send frames concurrently from multiple coroutines.
        write(self.new_frame.serialize(mask=mask, extensions=extensions))


def prepare_data(data: DataLike) -> tuple[int, BytesLike]: