Add a table having row and column counts of *rows* and *cols*
        respectively and table style of *style*. *style* may be a paragraph
        style object or a paragraph style name. If *style* is |None|, the
        table inherits the default table style of the document.

def add_table(self, rows, cols, style=None):
        """
        Add a table having row and column counts of *rows* and *cols*
        respectively and table style of *style*. *style* may be a paragraph
        style object or a paragraph style name. If *style* is |None|, the
        table inherits the default table style of the document.
        """
        table = self._body.add_table(rows, cols, self._block_width)
        table.style = style
        return table