Most populars posts of the Week or Month

Hello i m using a theme that show populars posts with the code below, and i need
someone help me edit this code to make it show populars posts on the last week or
month THNAK YOU

<?php
                    $args = array();
                    $args['posts_per_page'] = $number_posts;
                    $args['orderby'] = 'comment_count';
                    $args['order'] = 'DESC';
                    $query = new WP_Query($args);
                    while($query->have_posts() ) : $query->the_post(); global $post; ?>
                        <li>
                            <a title="<?php the_title();?>" href="<?php the_permalink();?>">
                                <figure>
                                    <?php if(has_post_thumbnail() ) { ?>
                                        <a href="<?php the_permalink();?>">
                                            <img src="<?php echo aq_resize(wp_get_attachment_url( get_post_thumbnail_id($post->ID) ), 42, 42, true); ?>" alt="<?php the_title();?>" />
                                        </a>
                                    <?php } else { ?>
                                        <a href="<?php the_permalink();?>">
                                            <img src="<?php echo get_template_directory_uri() . '/img/missing_56.png';?>" alt="<?php the_title();?>" />
                                        </a>
                                    <?php } ?>
                                </figure>
                                <p>
                                    <a href="<?php the_permalink();?>"><?php the_title();?></a> <br />
                                    <span> <?php _e('Le ', 'Voxis'); the_time("F d, Y");?>, <?php comments_popup_link(esc_html__('0 commentaires','Voxis'), esc_html__('1 commentaire','Voxis'), '% '.esc_html__('commentaires','Voxis')); ?> </span>
                                </p>
                            </a>
                        </li>
                    <?php endwhile; wp_reset_postdata(); ?>
                </ul>