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<title>ModDataChecker &mdash; MO2 Python Plugin API 2.3rc1 documentation</title>
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<li class="toctree-l1"><a class="reference internal" href="../setup-tools.html">Setting up the environment</a><ul>
<li class="toctree-l2"><a class="reference internal" href="../setup-tools.html#required-tools">Required tools</a></li>
<li class="toctree-l2"><a class="reference internal" href="../setup-tools.html#preparation">Preparation</a><ul>
<li class="toctree-l3"><a class="reference internal" href="../setup-tools.html#get-the-mobase-stubs">1. Get the <code class="docutils literal notranslate"><span class="pre">mobase</span></code> stubs</a></li>
<li class="toctree-l3"><a class="reference internal" href="../setup-tools.html#configure-visual-studio-code-for-mobase">2. Configure Visual Studio Code for <code class="docutils literal notranslate"><span class="pre">mobase</span></code></a></li>
<li class="toctree-l3"><a class="reference internal" href="../setup-tools.html#configure-mypy-to-find-the-mobase-stubs">3. Configure <code class="docutils literal notranslate"><span class="pre">mypy</span></code> to find the <code class="docutils literal notranslate"><span class="pre">mobase</span></code> stubs</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../setup-tools.html#testing-the-setup">Testing the setup</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../plugin-types.html#game">Game</a></li>
<li class="toctree-l2"><a class="reference internal" href="../plugin-types.html#tool">Tool</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../plugin-types.html#free-plugins"><em>Free Plugins</em></a></li>
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<li class="toctree-l2"><a class="reference internal" href="../writing-plugins.html#getting-started">Getting started</a><ul>
<li class="toctree-l3"><a class="reference internal" href="../writing-plugins.html#single-file-plugins">Single file plugins</a></li>
<li class="toctree-l3"><a class="reference internal" href="../writing-plugins.html#module-plugins">Module Plugins</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../writing-plugins.html#writing-the-plugin">Writing the plugin</a><ul>
<li class="toctree-l3"><a class="reference internal" href="../writing-plugins.html#iplugin-interface"><code class="docutils literal notranslate"><span class="pre">IPlugin</span></code> interface</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../faq.html">FAQ</a><ul>
<li class="toctree-l2"><a class="reference internal" href="../faq.html#why-is-mo2-throwing-an-exception-when-i-try-to-create-a-type-inheriting-one-of-mo2-class">1. Why is MO2 throwing an exception when I try to create a type inheriting one of MO2 class?</a></li>
<li class="toctree-l2"><a class="reference internal" href="../faq.html#how-can-i-be-sure-to-implement-all-the-required-methods-when-creating-a-plugin">2. How can I be sure to implement all the required methods when creating a plugin?</a></li>
<li class="toctree-l2"><a class="reference internal" href="../faq.html#why-are-my-isinstance-x-qobject-and-isinstance-y-qwidget-not-working">3. Why are my <code class="docutils literal notranslate"><span class="pre">isinstance(x,</span> <span class="pre">QObject)</span></code> and <code class="docutils literal notranslate"><span class="pre">isinstance(y,</span> <span class="pre">QWidget)</span></code> not working?</a></li>
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<li class="toctree-l1 current"><a class="reference internal" href="../mobase.html"><code class="docutils literal notranslate"><span class="pre">mobase</span></code> API</a><ul class="current">
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<li class="toctree-l3"><a class="reference internal" href="mobase.getFileVersion.html">getFileVersion</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.getIconForExecutable.html">getIconForExecutable</a></li>
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<li class="toctree-l3"><a class="reference internal" href="mobase.IPluginModPage.html">IPluginModPage</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.IPluginPreview.html">IPluginPreview</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.IPluginTool.html">IPluginTool</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.IProfile.html">IProfile</a></li>
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<li class="toctree-l3"><a class="reference internal" href="mobase.ISaveGameInfoWidget.html">ISaveGameInfoWidget</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.InstallResult.html">InstallResult</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.InterfaceNotImplemented.html">InterfaceNotImplemented</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.LoadOrderMechanism.html">LoadOrderMechanism</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.LocalSavegames.html">LocalSavegames</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.Mapping.html">Mapping</a></li>
<li class="toctree-l3 current"><a class="current reference internal" href="#">ModDataChecker</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.ModDataContent.html">ModDataContent</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.ModRepositoryFileInfo.html">ModRepositoryFileInfo</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.ModState.html">ModState</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.PluginSetting.html">PluginSetting</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.PluginState.html">PluginState</a></li>
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<li class="toctree-l3"><a class="reference internal" href="mobase.SaveGameInfo.html">SaveGameInfo</a></li>
<li class="toctree-l3"><a class="reference internal" href="mobase.ScriptExtender.html">ScriptExtender</a></li>
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<div class="section" id="moddatachecker">
<h1>ModDataChecker<a class="headerlink" href="#moddatachecker" title="Permalink to this headline"></a></h1>
<dl class="class">
<dt id="mobase.ModDataChecker">
<em class="property">class </em><code class="sig-prename descclassname">mobase.</code><code class="sig-name descname">ModDataChecker</code><a class="headerlink" href="#mobase.ModDataChecker" title="Permalink to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">abc.ABC</span></code></p>
<p>Game feature that is used to check the content of a data tree.</p>
<p class="rubric">Attributes Summary</p>
<table class="longtable docutils align-default">
<colgroup>
<col style="width: 10%" />
<col style="width: 90%" />
</colgroup>
<tbody>
<tr class="row-odd"><td><p><a class="reference internal" href="#mobase.ModDataChecker.FIXABLE" title="mobase.ModDataChecker.FIXABLE"><code class="xref py py-obj docutils literal notranslate"><span class="pre">FIXABLE</span></code></a></p></td>
<td><p></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="#mobase.ModDataChecker.INVALID" title="mobase.ModDataChecker.INVALID"><code class="xref py py-obj docutils literal notranslate"><span class="pre">INVALID</span></code></a></p></td>
<td><p></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="#mobase.ModDataChecker.VALID" title="mobase.ModDataChecker.VALID"><code class="xref py py-obj docutils literal notranslate"><span class="pre">VALID</span></code></a></p></td>
<td><p></p></td>
</tr>
</tbody>
</table>
<p class="rubric">Methods Summary</p>
<table class="longtable docutils align-default">
<colgroup>
<col style="width: 10%" />
<col style="width: 90%" />
</colgroup>
<tbody>
<tr class="row-odd"><td><p><a class="reference internal" href="#mobase.ModDataChecker.dataLooksValid" title="mobase.ModDataChecker.dataLooksValid"><code class="xref py py-obj docutils literal notranslate"><span class="pre">dataLooksValid</span></code></a>(filetree)</p></td>
<td><p>Check that the given filetree represent a valid mod layout, or can be easily fixed.</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="#mobase.ModDataChecker.fix" title="mobase.ModDataChecker.fix"><code class="xref py py-obj docutils literal notranslate"><span class="pre">fix</span></code></a>(filetree)</p></td>
<td><p>Try to fix the given tree.</p></td>
</tr>
</tbody>
</table>
<p class="rubric">Attributes Documentation</p>
<dl class="attribute">
<dt id="mobase.ModDataChecker.FIXABLE">
<code class="sig-name descname">FIXABLE</code><em class="property">: ModDataChecker.CheckReturn</em><em class="property"> = Ellipsis</em><a class="headerlink" href="#mobase.ModDataChecker.FIXABLE" title="Permalink to this definition"></a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="mobase.ModDataChecker.INVALID">
<code class="sig-name descname">INVALID</code><em class="property">: ModDataChecker.CheckReturn</em><em class="property"> = Ellipsis</em><a class="headerlink" href="#mobase.ModDataChecker.INVALID" title="Permalink to this definition"></a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="mobase.ModDataChecker.VALID">
<code class="sig-name descname">VALID</code><em class="property">: ModDataChecker.CheckReturn</em><em class="property"> = Ellipsis</em><a class="headerlink" href="#mobase.ModDataChecker.VALID" title="Permalink to this definition"></a></dt>
<dd></dd></dl>
<p class="rubric">Methods Documentation</p>
<dl class="method">
<dt id="mobase.ModDataChecker.dataLooksValid">
<em class="property">abstract </em><code class="sig-name descname">dataLooksValid</code><span class="sig-paren">(</span><em class="sig-param">filetree</em><span class="sig-paren">)</span><a class="headerlink" href="#mobase.ModDataChecker.dataLooksValid" title="Permalink to this definition"></a></dt>
<dd><p>Check that the given filetree represent a valid mod layout, or can be easily
fixed.</p>
<p>This method is mainly used during installation (to find which installer should
be used or to recurse into multi-level archives), or to quickly indicates to a
user if a mod looks valid.</p>
<p>This method does not have to be exact, it only has to indicate if the given tree
looks like a valid mod or not by quickly checking the structure (heavy operations
should be avoided).</p>
<p>If the tree can be fixed by the <cite>fix()</cite> method, this method should return <cite>FIXABLE</cite>.
<cite>FIXABLE</cite> should only be returned when it is guaranteed that <cite>fix()</cite> can fix the tree.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><p><strong>filetree</strong> The tree starting at the root of the “data” folder.</p>
</dd>
<dt class="field-even">Returns</dt>
<dd class="field-even"><p>Whether the tree is invalid, fixable or valid.</p>
</dd>
<dt class="field-odd">Return type</dt>
<dd class="field-odd"><p><code class="xref py py-class docutils literal notranslate"><span class="pre">CheckReturn</span></code></p>
</dd>
</dl>
</dd></dl>
<dl class="method">
<dt id="mobase.ModDataChecker.fix">
<code class="sig-name descname">fix</code><span class="sig-paren">(</span><em class="sig-param">filetree</em><span class="sig-paren">)</span><a class="headerlink" href="#mobase.ModDataChecker.fix" title="Permalink to this definition"></a></dt>
<dd><p>Try to fix the given tree.</p>
<p>This method is used during installation to try to fix invalid archives and will only be
called if dataLooksValid returned <cite>FIXABLE</cite>.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><p><strong>filetree</strong> The tree to try to fix. Can be modified during the process.</p>
</dd>
<dt class="field-even">Returns</dt>
<dd class="field-even"><p>The fixed tree, or a null pointer if the tree could not be fixed.</p>
</dd>
<dt class="field-odd">Return type</dt>
<dd class="field-odd"><p><code class="xref py py-data docutils literal notranslate"><span class="pre">Optional</span></code>[<a class="reference internal" href="mobase.IFileTree.html#mobase.IFileTree" title="mobase.IFileTree"><code class="xref py py-class docutils literal notranslate"><span class="pre">IFileTree</span></code></a>]</p>
</dd>
</dl>
</dd></dl>
</dd></dl>
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