">)</span> <span class="o">-&gt;</span> <span class="n">Tuple</span><span class="p">[</span><span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">]:</span>
        <span class="sd">&quot;&quot;&quot;Returns a tuple of `(X, y)` where `X` and `y` are both torch tensors. `X` is a</span>
<span class="sd">        sequence of integers representing the SMILES tokens, 