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---
title: Title
keywords: fastai
sidebar: home_sidebar
summary: "summary"
---
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<h1 id="NLTK-Preprocessing">NLTK Preprocessing<a class="anchor-link" href="#NLTK-Preprocessing">¶</a></h1>
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<h4 id="get_nltk_docs" class="doc_header"><code>get_nltk_docs</code><a href="https://github.com/ncoop57/ds4se/tree/master/ds4se/mgmnt/prep/nltk.py#L16" class="source_link" style="float:right">[source]</a></h4><blockquote><p><code>get_nltk_docs</code>(<strong><code>df</code></strong>, <strong><code>src_fns</code></strong>, <strong><code>trgt_fns</code></strong>)</p>
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<div class=" highlight hl-ipython3"><pre><span></span><span class="n">lang</span> <span class="o">=</span> <span class="s1">'english'</span>
<span class="n">path</span> <span class="o">=</span> <span class="n">Path</span><span class="p">(</span><span class="s1">'../benchmarking/traceability/testbeds'</span><span class="p">);</span> <span class="nb">list</span><span class="p">(</span><span class="n">path</span><span class="o">.</span><span class="n">glob</span><span class="p">(</span><span class="s2">"*"</span><span class="p">))</span>
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<pre>[PosixPath('../benchmarking/traceability/testbeds/translations'),
PosixPath('../benchmarking/traceability/testbeds/nltk'),
PosixPath('../benchmarking/traceability/testbeds/bpe'),
PosixPath('../benchmarking/traceability/testbeds/groundtruth')]</pre>
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<div class=" highlight hl-ipython3"><pre><span></span><span class="n">links_df</span> <span class="o">=</span> <span class="n">get_gt_links</span><span class="p">(</span><span class="n">path</span><span class="o">/</span><span class="s1">'groundtruth'</span><span class="o">/</span><span class="n">lang</span><span class="p">,</span> <span class="n">lang</span><span class="p">)</span>
<span class="n">links_df</span><span class="o">.</span><span class="n">head</span><span class="p">()</span>
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<th>sys</th>
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<th>0</th>
<td>itrust</td>
<td>req</td>
<td>src</td>
<td>UC9S1.txt</td>
<td>src.edu.ncsu.csc.itrust.dao.mysql.HealthRecord...</td>
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<th>1</th>
<td>itrust</td>
<td>req</td>
<td>src</td>
<td>UC10S1.txt</td>
<td>src.edu.ncsu.csc.itrust.dao.mysql.PersonnelDAO...</td>
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<td>itrust</td>
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<td>src</td>
<td>UC23E1.txt</td>
<td>src.edu.ncsu.csc.itrust.dao.mysql.AuthDAO.java</td>
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<td>itrust</td>
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<td>src</td>
<td>UC17S2.txt</td>
<td>src.edu.ncsu.csc.itrust.dao.mysql.VisitReminde...</td>
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<td>itrust</td>
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<div class=" highlight hl-ipython3"><pre><span></span><span class="n">req_df</span> <span class="o">=</span> <span class="n">pd</span><span class="o">.</span><span class="n">read_csv</span><span class="p">(</span><span class="n">path</span><span class="o">/</span><span class="s1">'nltk/[libest-pre-req].csv'</span><span class="p">,</span> <span class="n">header</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span> <span class="n">names</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'file'</span><span class="p">,</span> <span class="s1">'text'</span><span class="p">],</span> <span class="n">delimiter</span> <span class="o">=</span> <span class="s1">' '</span><span class="p">)</span>
<span class="n">src_df</span> <span class="o">=</span> <span class="n">pd</span><span class="o">.</span><span class="n">read_csv</span><span class="p">(</span><span class="n">path</span><span class="o">/</span><span class="s1">'nltk/[libest-pre-src].csv'</span><span class="p">,</span> <span class="n">header</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span> <span class="n">names</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'file'</span><span class="p">,</span> <span class="s1">'text'</span><span class="p">],</span> <span class="n">delimiter</span> <span class="o">=</span> <span class="s1">' '</span><span class="p">)</span>
<span class="n">tc_df</span> <span class="o">=</span> <span class="n">pd</span><span class="o">.</span><span class="n">read_csv</span><span class="p">(</span><span class="n">path</span><span class="o">/</span><span class="s1">'nltk/[libest-pre-tc].csv'</span><span class="p">,</span> <span class="n">header</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span> <span class="n">names</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'file'</span><span class="p">,</span> <span class="s1">'text'</span><span class="p">],</span> <span class="n">delimiter</span> <span class="o">=</span> <span class="s1">' '</span><span class="p">)</span>
<span class="n">nltk_df</span> <span class="o">=</span> <span class="n">pd</span><span class="o">.</span><span class="n">concat</span><span class="p">([</span><span class="n">req_df</span><span class="p">,</span> <span class="n">src_df</span><span class="p">,</span> <span class="n">tc_df</span><span class="p">])</span><span class="o">.</span><span class="n">reset_index</span><span class="p">(</span><span class="n">drop</span> <span class="o">=</span> <span class="kc">True</span><span class="p">)</span>
<span class="n">nltk_df</span><span class="p">[</span><span class="s1">'file'</span><span class="p">]</span> <span class="o">=</span> <span class="n">nltk_df</span><span class="p">[</span><span class="s1">'file'</span><span class="p">]</span><span class="o">.</span><span class="n">apply</span><span class="p">(</span><span class="k">lambda</span> <span class="n">x</span><span class="p">:</span> <span class="nb">str</span><span class="p">(</span><span class="n">Path</span><span class="p">(</span><span class="n">x</span><span class="p">)</span><span class="o">.</span><span class="n">name</span><span class="p">)</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s1">'-pre'</span><span class="p">,</span> <span class="s1">''</span><span class="p">))</span>
<span class="n">nltk_df</span><span class="o">.</span><span class="n">head</span><span class="p">()</span>
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<th>0</th>
<td>RQ17.txt</td>
<td>requir http uri control est server must suppor...</td>
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<th>1</th>
<td>RQ46.txt</td>
<td>requir server side key generat respons request...</td>
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<th>2</th>
<td>RQ18.txt</td>
<td>requir http base client authent est server may...</td>
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<th>3</th>
<td>RQ48.txt</td>
<td>requir csr attribut request est client request...</td>
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<th>4</th>
<td>RQ42.txt</td>
<td>requir server side key generat est client may ...</td>
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<div class=" highlight hl-ipython3"><pre><span></span><span class="n">libest_links</span> <span class="o">=</span> <span class="n">links_df</span><span class="o">.</span><span class="n">loc</span><span class="p">[</span><span class="n">links_df</span><span class="p">[</span><span class="s1">'sys'</span><span class="p">]</span> <span class="o">==</span> <span class="s1">'libest'</span><span class="p">]</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
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<div class=" highlight hl-ipython3"><pre><span></span><span class="n">src_docs</span><span class="p">,</span> <span class="n">trgt_docs</span> <span class="o">=</span> <span class="n">get_nltk_docs</span><span class="p">(</span><span class="n">nltk_df</span><span class="p">,</span> <span class="n">libest_links</span><span class="p">[</span><span class="s1">'src_file'</span><span class="p">]</span><span class="o">.</span><span class="n">values</span><span class="p">,</span> <span class="n">libest_links</span><span class="p">[</span><span class="s1">'trgt_file'</span><span class="p">]</span><span class="o">.</span><span class="n">values</span><span class="p">)</span>
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<div class=" highlight hl-ipython3"><pre><span></span><span class="n">libest_links</span><span class="p">[</span><span class="s1">'src_doc'</span><span class="p">]</span> <span class="o">=</span> <span class="n">src_docs</span>
<span class="n">libest_links</span><span class="p">[</span><span class="s1">'trgt_doc'</span><span class="p">]</span> <span class="o">=</span> <span class="n">trgt_docs</span>
<span class="n">libest_links</span><span class="o">.</span><span class="n">head</span><span class="p">()</span>
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<th>src_doc</th>
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<td>libest</td>
<td>req</td>
<td>src</td>
<td>RQ48.txt</td>
<td>est_server.c</td>
<td>requir csr attribut request est client request...</td>
<td>function send est specif http error respons vo...</td>
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<th>1</th>
<td>libest</td>
<td>req</td>
<td>src</td>
<td>RQ48.txt</td>
<td>est_proxy.c</td>
<td>requir csr attribut request est client request...</td>
<td>sinc hijack open ssl buf mem data util functio...</td>
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<th>2</th>
<td>libest</td>
<td>req</td>
<td>src</td>
<td>RQ34.txt</td>
<td>est_server.h</td>
<td>requir certif respons success server respons m...</td>
<td>prototyp privat est server part public api voi...</td>
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<th>3</th>
<td>libest</td>
<td>req</td>
<td>src</td>
<td>RQ26.txt</td>
<td>est_server_http.h</td>
<td>requir server author client must check est ser...</td>
<td>mingw typedef pid int use defin static int pth...</td>
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<th>4</th>
<td>libest</td>
<td>req</td>
<td>src</td>
<td>RQ57.txt</td>
<td>est_proxy.c</td>
<td>requir enrol enrol follow exampl valid simplee...</td>
<td>sinc hijack open ssl buf mem data util functio...</td>
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<div class=" highlight hl-ipython3"><pre><span></span><span class="kn">from</span> <span class="nn">nbdev.export</span> <span class="k">import</span> <span class="n">notebook2script</span>
<span class="n">notebook2script</span><span class="p">()</span>
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<pre>Converted 00_mgmnt.prep.i.ipynb.
Converted 01_exp.i.ipynb.
Converted 02_mgmnt.db.mongo.ipynb.
Converted 03_repr.i.ipynb.
Converted 04_mining.ir.model.ipynb.
Converted 05_mining.ir.i.ipynb.
Converted 06_benchmark.traceability.ipynb.
Converted 07_repr.roberta.train.ipynb.
Converted 08_exp.info.ipynb.
Converted 09_desc.stats.ipynb.
Converted 10_vis.ipynb.
Converted 11_mgmnt.prep.conv.ipynb.
Converted 12_repr.roberta.eval.ipynb.
Converted 14_mgmnt.prep.bpe.ipynb.
Converted 15_desc.metrics.se.ipynb.
Converted 16_repr.word2vec.train.ipynb.
Converted 17_repr.doc2vec.train.ipynb.
Converted 18_repr.doc2vec.eval.ipynb.
Converted 19_repr.word2vec.eval.ipynb.
Converted 20_benchmark.codegen.ipynb.
Converted 21_inf.i.ipynb.
Converted 22_inf.bayesian.ipynb.
Converted 23_inf.causal.ipynb.
Converted 24_mgmnt.corpus.ipynb.
Converted 25_mgmnt.prep.traceability.ipynb.
Converted 26_mgmnt.prep.nltk.ipynb.
Converted aa_blog.example.ipynb.
Converted ab_templates.example.ipynb.
Converted ac_emp.eval.pp1.rq1.ipynb.
Converted ad_emp.eval.pp1.rq2.ipynb.
Converted ae_emp.eval.pp1.rq3.ipynb.
Converted af_emp.eval.pp1.rq4.ipynb.
Converted index.ipynb.
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