           Objects of type <code class="computeroutput"><span class="identifier">T</span></code>.
                </p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">f</span></code></span></dt>
<dd><p>
                  A callable function or function object.
                </p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">f</span></code>, <code class="computeroutput"><span class="identifier">l</span></code></span></dt>
<dd><p>
       