refining pygal charts let' refine the styling of our chart we'll be making few different customizationsso first restructure the code slightly by creating configuration object that contains all of our customizations to pass to bar()python_ repos py --snip-make visualization my_style ls('# 'base_style=lcsu my_config pygal config( my_config x_label_rotation my_config show_legend false my_config title_font_size my_config label_font_size my_config major_label_font_size my_config truncate_label my_config show_y_guides false my_config width chart pygal bar(my_configstyle=my_stylechart title 'most-starred python projects on githubchart x_labels names chart add(''starschart render_to_file('python_repos svg'at we make an instance of pygal' config classcalled my_configmodifying the attributes of my_config will customize the appearance of the chart we set the two attributes x_label_rotation and show_legend voriginally passed as keyword arguments when we made an instance of bar at