def METHOD_NAME(self, *args, **kwargs):
    """
    Post Slack Message
    Post a message to a Slack channel.
    The `channelId` in the scopes is a Slack channel ID, starting with a capital C.
    The Slack app can post into public channels by default but will need to be added
    to private channels before it can post messages there.
    This method is ``experimental``
    """
    return self._makeApiCall(self.funcinfo["slack"], *args, **kwargs)