title: Python BeautifulSoup: wildcard attribute/id search
body: <p>I have this:</p>
  
  <pre><code>dates = soup.findAll("div", {"id" : "date"})
  </code></pre>
  
  <p>However, I need id to be a wildcard search since the <code>id</code> can be <code>date_1</code>, <code>date_2</code> etc.</p>