'Edits an existing article.'

def edit_article(self, mock_article):

    self.open_description_form()
    self.check_article_topic(2)
    self.check_article_product(2)
    self.save_description_form()
    self.set_article_keyword(mock_article['keyword'])
    self.set_article_summary(mock_article['summary'])
    self.set_article_content(mock_article['content'])
    self.submit_article()
    return self.set_article_comment_box()
