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<h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">PyQt</span></h1>
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<div>PyQt</div>
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<table><caption style="color:#000000;">Informations</caption>
<tbody><tr>
<th scope="row"><a href="D%C3%A9veloppeur" title="Développeur">Développé par</a></th>
<td>
Riverbank Computing</td>
</tr>
<tr>
<th scope="row"> <a href="Version_d'un_logiciel" title="Version d'un logiciel">Première version</a>
</th>
<td>
<span class="wd_p571"><time>1998</time></span></td>
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<th scope="row"> <a href="Version_d'un_logiciel" title="Version d'un logiciel">Dernière version</a>
</th>
<td>
<span class="wd_p348">6.9.1 (<time class="nowrap" datetime="2025-06-06" data-sort-value="2025-06-06">6 juin 2025</time>)<sup id="cite_ref-wikidata-a5bf1d9c3e8d1585bca8603b6e0533d0fbd9cca9_1-0" class="reference"><a href="#cite_note-wikidata-a5bf1d9c3e8d1585bca8603b6e0533d0fbd9cca9-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></span></td>
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<tr>
<th scope="row"> <a href="Langage_de_programmation" title="Langage de programmation">Écrit en</a>
</th>
<td>
C++</td>
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<th scope="row"><a href="Syst%C3%A8me_d'exploitation" title="Système d'exploitation">Système d'exploitation</a></th>
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<span class="wd_p306"><a href="Type_Unix" title="Type Unix">Type Unix</a> et <a href="Microsoft_Windows" title="Microsoft Windows">Microsoft Windows</a></span></td>
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<a href="Linux" title="Linux">Linux</a>, <a href="Microsoft_Windows" title="Microsoft Windows">Microsoft Windows</a>, <a href="Mac_OS_X" class="mw-redirect" title="Mac OS X">Mac OS X</a></td>
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<th scope="row"> Type
</th>
<td>
<a href="Biblioth%C3%A8que_graphique" title="Bibliothèque graphique">Bibliothèque graphique</a></td>
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<th scope="row"><a href="Licence_de_logiciel" title="Licence de logiciel">Licence</a></th>
<td>
Double licence : <a href="Licence_publique_g%C3%A9n%C3%A9rale_GNU" title="Licence publique générale GNU">Licence publique générale GNU</a> et licence propriétaire</td>
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<th scope="row"><a href="Site_web" title="Site web">Site web</a></th>
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<span class="wd_p856"><a rel="nofollow" class="external text" href="https://riverbankcomputing.com">riverbankcomputing.com</a></span></td>
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<p><b>PyQt</b> est une <a href="Biblioth%C3%A8que_logicielle" title="Bibliothèque logicielle">bibliothèque</a> <a href="Logiciel_libre" title="Logiciel libre">libre</a> qui permet de lier le langage <a href="Python_(langage)" title="Python (langage)">Python</a> avec la <a href="Biblioth%C3%A8que_logicielle" title="Bibliothèque logicielle">bibliothèque</a> <a href="Qt" title="Qt">Qt</a> et distribué sous deux licences : une commerciale et la <a href="GNU_GPL" class="mw-redirect" title="GNU GPL">GNU GPL</a>. Il permet ainsi de créer des <a href="Interface_graphique" title="Interface graphique">interfaces graphiques</a> en <a href="Python_(langage)" title="Python (langage)">Python</a>. Une extension de <a href="Qt_Creator" title="Qt Creator">Qt Creator</a> (utilitaire graphique de création d'interfaces <a href="Qt" title="Qt">Qt</a>) permet de générer le code Python d'interfaces graphiques.
</p>
<div class="mw-heading mw-heading2"><h2 id="Un_Hello_World_avec_PyQt6">Un <i>Hello World</i> avec PyQt6</h2></div>
<p>Un exemple très simple de <a href="Hello_world" title="Hello world">Hello World</a> avec PyQt6 :
</p>
<div class="mw-highlight mw-highlight-lang-python mw-content-ltr" dir="ltr"><pre><span></span><span class="kn">import</span><span class="w"> </span><span class="nn">sys</span>
<span class="kn">from</span><span class="w"> </span><span class="nn">PyQt6.QtWidgets</span><span class="w"> </span><span class="kn">import</span> <span class="n">QApplication</span><span class="p">,</span> <span class="n">QWidget</span>
<span class="n">app</span> <span class="o">=</span> <span class="n">QApplication</span><span class="p">(</span><span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">)</span>
<span class="n">root</span> <span class="o">=</span> <span class="n">QWidget</span><span class="p">()</span>
<span class="n">root</span><span class="o">.</span><span class="n">resize</span><span class="p">(</span><span class="mi">250</span><span class="p">,</span> <span class="mi">250</span><span class="p">)</span>
<span class="n">root</span><span class="o">.</span><span class="n">setWindowTitle</span><span class="p">(</span><span class="s2">"Hello world!"</span><span class="p">)</span>
<span class="n">root</span><span class="o">.</span><span class="n">show</span><span class="p">()</span>
</pre></div>
<div class="mw-heading mw-heading2"><h2 id="Applications_utilisant_PyQt">Applications utilisant PyQt</h2></div>
<ul><li><a href="Anki" title="Anki">Anki</a></li>
<li><a href="Calibre_(logiciel)" title="Calibre (logiciel)">Calibre</a></li>
<li><a href="Dropbox" title="Dropbox">Dropbox</a></li>
<li><a href="Frescobaldi_(logiciel)" title="Frescobaldi (logiciel)">Frescobaldi</a></li>
<li><a href="QGIS" title="QGIS">QGIS</a></li>
<li><a href="Recordmydesktop" title="Recordmydesktop">RecordMyDesktop</a></li>
<li><a href="Spyder_(logiciel)" title="Spyder (logiciel)">Spyder</a></li>
<li><a href="TortoiseHg" title="TortoiseHg">TortoiseHg</a></li>
<li>...</li></ul>
<div class="mw-heading mw-heading2"><h2 id="PySide">PySide</h2></div>
<p>Le <time class="nowrap date-lien" datetime="2009-08-18" data-sort-value="2009-08-18"><a href="18_ao%C3%BBt" title="18 août">18</a> <a href="Ao%C3%BBt_2009" title="Août 2009">août</a> <a href="2009_en_informatique" title="2009 en informatique">2009</a></time>, après des pourparlers avec les auteurs de PyQt pour un changement de licence<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup>, <a href="Nokia" title="Nokia">Nokia</a> distribue sa propre <a href="Biblioth%C3%A8que_logicielle" title="Bibliothèque logicielle">bibliothèque</a> entre <a href="Python_(langage)" title="Python (langage)">Python</a> et <a href="Qt" title="Qt">Qt</a> : <a href="PySide" title="PySide">PySide</a><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup>, sous une licence plus permissive, la <a href="Licence_publique_g%C3%A9n%C3%A9rale_limit%C3%A9e_GNU" title="Licence publique générale limitée GNU">licence publique générale limitée GNU</a> (LGPL).
</p>
<div class="mw-heading mw-heading2"><h2 id="Bibliographie">Bibliographie</h2></div>
<ul><li><span id="Q101116181" class="ouvrage"><span class=""><span class="ouvrage" id="Prieur2021"><span class="ouvrage" id="Benoît_Prieur2021">Benoît Prieur, <cite class="italique">PyQt5 - Développez vos interfaces graphiques en Python</cite>, Éditions ENI, <time class="nowrap" datetime="2021-01-13" data-sort-value="2021-01-13">13 janvier 2021</time>, 331 <abbr class="abbr" title="pages">p.</abbr> <small style="line-height:1em;">(<a href="International_Standard_Book_Number" title="International Standard Book Number">ISBN</a> <span class="nowrap">978-2-409-02862-5</span>, <a href="Online_Computer_Library_Center" title="Online Computer Library Center">OCLC</a> <span class=" noarchive nowrap"><a rel="nofollow" class="external text" href="https://worldcat.org/fr/title/1237358875">1237358875</a></span>)</small><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=PyQt5+-+D%C3%A9veloppez+vos+interfaces+graphiques+en+Python&rft.pub=%C3%89ditions+ENI&rft.aulast=Prieur&rft.aufirst=Beno%C3%AEt&rft.date=2021-01-13&rft.tpages=331&rft_id=info%3Aoclcnum%2F1237358875&rfr_id=info%3Asid%2Ffr.wikipedia.org%3APyQt"></span></span></span>.</span></span></li></ul>
<div class="mw-heading mw-heading2"><h2 id="Notes_et_références"><span id="Notes_et_r.C3.A9f.C3.A9rences"></span>Notes et références</h2></div>
<div class="references-small decimal" style=""><div class="mw-references-wrap"><ol class="references">
<li id="cite_note-wikidata-a5bf1d9c3e8d1585bca8603b6e0533d0fbd9cca9-1"><span class="mw-cite-backlink"><a href="#cite_ref-wikidata-a5bf1d9c3e8d1585bca8603b6e0533d0fbd9cca9_1-0">↑</a> </span><span class="reference-text"><span class="ouvrage">« <a rel="nofollow" class="external text" href="https://riverbankcomputing.com/news/PyQt_v6.9.1_Released"><cite style="font-style:normal;">https://riverbankcomputing.com/news/PyQt_v6.9.1_Released</cite></a> »</span></span>
</li>
<li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a> </span><span class="reference-text"><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr><a rel="nofollow" class="external free" href="http://www.pyside.org/faq/">http://www.pyside.org/faq/</a></span>
</li>
<li id="cite_note-3"><span class="mw-cite-backlink"><a href="#cite_ref-3">↑</a> </span><span class="reference-text"><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr> <a rel="nofollow" class="external text" href="http://www.pyside.org/">site officiel de PySide</a></span>
</li>
</ol></div>
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