zer_fn</code> is applied on it to get weight tensor.</p></td>
    </tr>
    </table>
    
    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>A dict mapping each feature key to a <code>FixedLenFeature</code> or
<code>VarLenFeature</code> value.</p>
    
    <h2 class="hasAnchor" id="raises"><a class="anchor" href="#raises"></a>Raises</h2>

    
    <ul>
<li><p>ValueError: If label is used in <code>feature_columns</code>.</p></li>
<li><p>ValueError: If weight_column is