for pa in self.pretty_authors():
box.text(pa, font=author_font, line_height=metr.author_lineskip,
color=self.author_color, shadow_color=self.author_shadow)
for pa in self.pretty_authors():
box.text(pa, font=author_font, line_height=metr.author_lineskip,
color=self.author_color, shadow_color=self.author_shadow)