n><span class="p">)</span> <span class="o">-&gt;</span> <span class="s2">"ARMARegressor"</span><span class="p">:</span>
        <span class="sd">"""</span>
<span class="sd">        Fit the estimator.</span>

<span class="sd">        Parameters</span>
<span class="sd">        ----------</span>
<span class="sd">        X : array of shape [n_samples, n_features]</span>
<span class="sd">            The input samples.</span>
<span class="sd">        y :  array-like of shape (n_samples,) or (n_samples, n_outputs)