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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 _repr_categories(self):
 """ return the base repr for the categories """

        max_categories = (10 if get_option("display.max_categories") == 0 else
                          get_option("display.max_categories"))
        from pandas.io.formats import format as fmt
        if len(self.categories) > max_categories:
            num = max_categories // 2
            head = fmt.format_array(self.categories[:num], None)
            tail = fmt.format_array(self.categories[-num:], None)
            category_strs = head + ["..."] + tail
        else:
            category_strs = fmt.format_array(self.categories, None)

        # Strip all leading spaces, which format_array adds for columns...
        category_strs = [x.strip() for x in category_strs]
        return category_strs