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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def scroll(self, xoffset, yoffset):
 """ Touch and scroll, moving by xoffset and yoffset. :Args: - xoffset: X offset to scroll to. - yoffset: Y offset to scroll to. """

        self._actions.append(lambda: self._driver.execute(
            Command.TOUCH_SCROLL, {
                'xoffset': int(xoffset),
                'yoffset': int(yoffset)}))
        return self