/span></code></a> if the input does not match the format.</li>
</ul>
<ul>
<li>Raise <code class="code"><span class="constructor">Failure</span></code> if a conversion to a number is not possible.</li>
</ul>
<ul>
<li>Raise <code class="code"><span class="constructor">End_of_file</span></code> if the end of input is encountered while some more
      characters are needed to read the current conversion specification.</li>
</ul>
<ul>
<li>Raise <code class="code"><span class="constructor">Invalid_argument</span>