<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def font(self):
 """The |Font| object providing text formatting for this data label. This font object is used to customize the appearance of automatically inserted text, such as the data point value. The font applies to the entire data label. More granular control of the appearance of custom data label text is controlled by a font object on runs in the text frame. """

        txPr = self._get_or_add_txPr()
        text_frame = TextFrame(txPr, self)
        paragraph = text_frame.paragraphs[0]
        return paragraph.font