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Train a field of study (domain) classification of sentences on the MAG dataset
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<h1>Reference</h1>
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<h2 id="great_ai.utilities.unique.unique" class="doc doc-heading">
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<code class="highlight language-python"><span class="n">unique</span><span class="p">(</span><span class="n">values</span><span class="p">,</span> <span class="o">*</span><span class="p">,</span> <span class="n">key</span><span class="o">=</span><span class="k">lambda</span> <span class="n">v</span><span class="p">:</span> <span class="n">v</span><span class="p">)</span></code>
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</h2>
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<div class="doc doc-contents ">
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<p>Keep only the first occurrences while maintaining original order.</p>
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<p>The equality check used for deduplication can be overridden using the <code>key</code> argument.</p>
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<p><strong>Examples:</strong></p>
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<div class="highlight"><pre><span></span><code><span class="gp">>>> </span><span class="n">unique</span><span class="p">([</span><span class="mi">1</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">5</span><span class="p">,</span> <span class="mi">3</span><span class="p">,</span> <span class="mi">3</span><span class="p">])</span>
|
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<span class="go">[1, 5, 3]</span>
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<span class="gp">>>> </span><span class="n">unique</span><span class="p">([{</span><span class="s1">'a'</span><span class="p">:</span> <span class="mi">1</span><span class="p">,</span> <span class="s1">'b'</span><span class="p">:</span> <span class="mi">2</span><span class="p">},</span> <span class="p">{</span><span class="s1">'a'</span><span class="p">:</span> <span class="mi">1</span><span class="p">,</span> <span class="s1">'b'</span><span class="p">:</span> <span class="mi">3</span><span class="p">}],</span> <span class="n">key</span><span class="o">=</span><span class="k">lambda</span> <span class="n">v</span><span class="p">:</span> <span class="n">v</span><span class="p">[</span><span class="s1">'a'</span><span class="p">])</span>
|
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<span class="go">[{'a': 1, 'b': 2}]</span>
|
|
<span class="gp">>>> </span><span class="n">unique</span><span class="p">([{</span><span class="s1">'a'</span><span class="p">:</span> <span class="mi">1</span><span class="p">,</span> <span class="s1">'b'</span><span class="p">:</span> <span class="mi">2</span><span class="p">},</span> <span class="p">{</span><span class="s1">'a'</span><span class="p">:</span> <span class="mi">1</span><span class="p">,</span> <span class="s1">'b'</span><span class="p">:</span> <span class="mi">3</span><span class="p">}],</span> <span class="n">key</span><span class="o">=</span><span class="k">lambda</span> <span class="n">v</span><span class="p">:</span> <span class="n">v</span><span class="p">[</span><span class="s1">'b'</span><span class="p">])</span>
|
|
<span class="go">[{'a': 1, 'b': 2}, {'a': 1, 'b': 3}]</span>
|
|
</code></pre></div>
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<p><strong>Parameters:</strong></p>
|
|
<table>
|
|
<thead>
|
|
<tr>
|
|
<th>Name</th>
|
|
<th>Type</th>
|
|
<th>Description</th>
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<th>Default</th>
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</tr>
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</thead>
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<tbody>
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<tr>
|
|
<td><code>values</code></td>
|
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<td>
|
|
<code><span title="typing.Iterable">Iterable</span>[<span title="great_ai.utilities.unique.T">T</span>]</code>
|
|
</td>
|
|
<td><p>An iterable containing your values</p></td>
|
|
<td>
|
|
<em>required</em>
|
|
</td>
|
|
</tr>
|
|
<tr>
|
|
<td><code>key</code></td>
|
|
<td>
|
|
<code><span title="typing.Callable">Callable</span>[[<span title="great_ai.utilities.unique.T">T</span>], <span title="typing.Any">Any</span>]</code>
|
|
</td>
|
|
<td><p>Override the identity function of the equality check.</p></td>
|
|
<td>
|
|
<code>lambda v: v</code>
|
|
</td>
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|
</tr>
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|
</tbody>
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|
</table>
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|
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|
<p><strong>Returns:</strong></p>
|
|
<table>
|
|
<thead>
|
|
<tr>
|
|
<th>Type</th>
|
|
<th>Description</th>
|
|
</tr>
|
|
</thead>
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|
<tbody>
|
|
<tr>
|
|
<td>
|
|
<code><span title="typing.List">List</span>[<span title="great_ai.utilities.unique.T">T</span>]</code>
|
|
</td>
|
|
<td><p>A deduplicated list.</p></td>
|
|
</tr>
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|
</tbody>
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</table>
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<details class="quote">
|
|
<summary>Source code in <code>great_ai/utilities/unique.py</code></summary>
|
|
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"> 6</span>
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<span class="normal">30</span>
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<span class="normal">31</span>
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<span class="normal">32</span>
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<span class="normal">33</span>
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<span class="normal">34</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="k">def</span> <span class="nf">unique</span><span class="p">(</span><span class="n">values</span><span class="p">:</span> <span class="n">Iterable</span><span class="p">[</span><span class="n">T</span><span class="p">],</span> <span class="o">*</span><span class="p">,</span> <span class="n">key</span><span class="p">:</span> <span class="n">Callable</span><span class="p">[[</span><span class="n">T</span><span class="p">],</span> <span class="n">Any</span><span class="p">]</span> <span class="o">=</span> <span class="k">lambda</span> <span class="n">v</span><span class="p">:</span> <span class="n">v</span><span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="n">T</span><span class="p">]:</span>
|
|
<span class="sd">"""Keep only the first occurrences while maintaining original order.</span>
|
|
|
|
<span class="sd"> The equality check used for deduplication can be overridden using the `key` argument.</span>
|
|
|
|
<span class="sd"> Examples:</span>
|
|
<span class="sd"> >>> unique([1, 1, 5, 3, 3])</span>
|
|
<span class="sd"> [1, 5, 3]</span>
|
|
<span class="sd"> >>> unique([{'a': 1, 'b': 2}, {'a': 1, 'b': 3}], key=lambda v: v['a'])</span>
|
|
<span class="sd"> [{'a': 1, 'b': 2}]</span>
|
|
<span class="sd"> >>> unique([{'a': 1, 'b': 2}, {'a': 1, 'b': 3}], key=lambda v: v['b'])</span>
|
|
<span class="sd"> [{'a': 1, 'b': 2}, {'a': 1, 'b': 3}]</span>
|
|
|
|
<span class="sd"> Args:</span>
|
|
<span class="sd"> values: An iterable containing your values</span>
|
|
<span class="sd"> key: Override the identity function of the equality check.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> A deduplicated list.</span>
|
|
<span class="sd"> """</span>
|
|
|
|
<span class="n">key_values</span> <span class="o">=</span> <span class="p">{}</span>
|
|
<span class="k">for</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">values</span><span class="p">:</span>
|
|
<span class="n">k</span> <span class="o">=</span> <span class="n">key</span><span class="p">(</span><span class="n">v</span><span class="p">)</span>
|
|
<span class="k">if</span> <span class="n">k</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">key_values</span><span class="p">:</span>
|
|
<span class="c1"># dicts maintain insertion order: https://mail.python.org/pipermail/python-dev/2017-December/151283.html</span>
|
|
<span class="n">key_values</span><span class="p">[</span><span class="n">k</span><span class="p">]</span> <span class="o">=</span> <span class="n">v</span>
|
|
|
|
<span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="n">key_values</span><span class="o">.</span><span class="n">values</span><span class="p">())</span>
|
|
</code></pre></div></td></tr></table></div>
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