a class="ulink" href=

              "http://www.python.org/doc/current/lib/typeiter.html">Iterator

              Types</a>'' in the <em class="citetitle"><a href=

              "http://www.python.org/doc/current/lib/lib.html" title=

              "Python Library Reference">Python Library Reference</a></em>.

            </p>

          </dd>

        </dl>

        <dl>

          <dt>

            <b><a name="l2h-133"><tt class=

            "method">__contains__</tt></a></b>(<var>self, item