Align text?

[jesusignazio]

Is it possible to center a text?

a.add_annotation(
            'text',
            Location(x1=455, y1=820, x2=900, y2=500, page=0),
            Appearance(stroke_color=(0, 0, 0), font_size=8, stroke_width=0, align="Middle" content="Text", fill=(0, 0, 0))
        )