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  <h1>Source code for package_utils.portage_utils</h1><div class="highlight"><pre>
<span class="c">#!/usr/bin/env python2</span>

<span class="kn">import</span> <span class="nn">os</span>
<span class="kn">import</span> <span class="nn">subprocess</span>
<span class="kn">import</span> <span class="nn">re</span>

<div class="viewcode-block" id="getpackagesbyfiles"><a class="viewcode-back" href="../../api.html#package_utils.portage_utils.getpackagesbyfiles">[docs]</a><span class="k">def</span> <span class="nf">getpackagesbyfiles</span><span class="p">(</span><span class="n">files</span><span class="p">):</span>
  <span class="sd">&quot;&quot;&quot;</span>
<span class="sd">  :param files: list of filenames</span>
<span class="sd">  :returns: **dictionary** file-&gt;package, if file doesn&#39;t belong to any</span>
<span class="sd">    package it not returned as key of this dictionary</span>
<span class="sd">  &quot;&quot;&quot;</span>
  <span class="n">ret</span><span class="o">=</span><span class="p">{}</span>
  <span class="n">listtocheck</span><span class="o">=</span><span class="p">[]</span>
  <span class="k">for</span> <span class="n">f</span> <span class="ow">in</span> <span class="n">files</span><span class="p">:</span>
	<span class="k">if</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">isdir</span><span class="p">(</span><span class="n">f</span><span class="p">):</span>
	  <span class="n">ret</span><span class="p">[</span><span class="n">f</span><span class="p">]</span><span class="o">=</span><span class="s">&quot;directory&quot;</span>
	<span class="k">else</span><span class="p">:</span>
	  <span class="n">listtocheck</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">f</span><span class="p">)</span>
	  
  <span class="k">try</span><span class="p">:</span>
	<span class="n">proc</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">Popen</span><span class="p">([</span><span class="s">&#39;qfile&#39;</span><span class="p">]</span><span class="o">+</span><span class="p">[</span><span class="s">&#39;--nocolor&#39;</span><span class="p">,</span><span class="s">&#39;--exact&#39;</span><span class="p">,</span><span class="s">&#39;&#39;</span><span class="p">,</span><span class="s">&#39;--from&#39;</span><span class="p">,</span><span class="s">&#39;-&#39;</span><span class="p">],</span>
	  <span class="n">stdin</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span> <span class="n">stdout</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span><span class="n">stderr</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span> 
	  <span class="n">bufsize</span><span class="o">=</span><span class="mi">4096</span><span class="p">)</span>
	
	<span class="n">out</span><span class="p">,</span><span class="n">err</span><span class="o">=</span><span class="n">proc</span><span class="o">.</span><span class="n">communicate</span><span class="p">(</span><span class="s">&quot;</span><span class="se">\n</span><span class="s">&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">listtocheck</span><span class="p">))</span>
	<span class="k">if</span> <span class="n">err</span><span class="o">!=</span><span class="bp">None</span><span class="p">:</span>
	  <span class="k">print</span> <span class="s">&quot;Noncritical error while launch qfile </span><span class="si">%s</span><span class="s">&quot;</span><span class="o">%</span><span class="n">err</span><span class="p">;</span>

	<span class="n">lines</span><span class="o">=</span><span class="n">out</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">&quot;</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">)</span>
	<span class="c">#print lines</span>
	<span class="n">line_re</span><span class="o">=</span><span class="n">re</span><span class="o">.</span><span class="n">compile</span><span class="p">(</span><span class="s">r&quot;^([^ ]+)\s+\(([^)]+)\)$&quot;</span><span class="p">)</span>
	<span class="k">for</span> <span class="n">line</span> <span class="ow">in</span> <span class="n">lines</span><span class="p">:</span>
	  <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">line</span><span class="p">)</span><span class="o">==</span><span class="mi">0</span><span class="p">:</span>
		<span class="k">continue</span>
	  <span class="n">match</span><span class="o">=</span><span class="n">line_re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">line</span><span class="p">)</span>
	  <span class="k">if</span> <span class="n">match</span><span class="p">:</span>
		<span class="n">ret</span><span class="p">[</span><span class="n">match</span><span class="o">.</span><span class="n">group</span><span class="p">(</span><span class="mi">2</span><span class="p">)]</span><span class="o">=</span><span class="n">match</span><span class="o">.</span><span class="n">group</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span>
	  <span class="k">else</span><span class="p">:</span>
		<span class="k">print</span> <span class="s">&quot;Util qfile returned unparsable string: </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="n">line</span>

  <span class="k">except</span> <span class="ne">OSError</span><span class="p">,</span><span class="n">e</span><span class="p">:</span>
	<span class="k">print</span> <span class="s">&quot;Error while launching qfile: </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="n">e</span>
	
	
  <span class="k">return</span> <span class="n">ret</span>
  </div>
<div class="viewcode-block" id="getfilesbypackage"><a class="viewcode-back" href="../../api.html#package_utils.portage_utils.getfilesbypackage">[docs]</a><span class="k">def</span> <span class="nf">getfilesbypackage</span><span class="p">(</span><span class="n">packagename</span><span class="p">):</span>
  <span class="sd">&quot;&quot;&quot;</span>
<span class="sd">  </span>
<span class="sd">  :param packagename: name of package</span>
<span class="sd">  :returns: **list** of files in package with name *packagename*</span>
<span class="sd">  &quot;&quot;&quot;</span>
  <span class="n">ret</span><span class="o">=</span><span class="p">[]</span>
  <span class="k">try</span><span class="p">:</span>
	<span class="n">proc</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">Popen</span><span class="p">([</span><span class="s">&#39;qlist&#39;</span><span class="p">]</span><span class="o">+</span><span class="p">[</span><span class="s">&#39;--nocolor&#39;</span><span class="p">,</span><span class="s">&quot;--obj&quot;</span><span class="p">,</span><span class="n">packagename</span><span class="p">],</span>
	  <span class="n">stdout</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span><span class="n">stderr</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span> 
	  <span class="n">bufsize</span><span class="o">=</span><span class="mi">4096</span><span class="p">)</span>
	
	<span class="n">out</span><span class="p">,</span><span class="n">err</span><span class="o">=</span><span class="n">proc</span><span class="o">.</span><span class="n">communicate</span><span class="p">()</span>
	<span class="k">if</span> <span class="n">err</span><span class="o">!=</span><span class="bp">None</span> <span class="ow">and</span> <span class="nb">len</span><span class="p">(</span><span class="n">err</span><span class="p">)</span><span class="o">!=</span><span class="mi">0</span> <span class="p">:</span>
	  <span class="k">print</span> <span class="s">&quot;Noncritical error while launch qlist: </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="n">err</span><span class="p">;</span>
	
	<span class="n">ret</span><span class="o">=</span><span class="n">out</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">&quot;</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">)</span>
	<span class="k">if</span> <span class="n">ret</span><span class="o">==</span><span class="p">[</span><span class="s">&#39;&#39;</span><span class="p">]:</span>
	  <span class="n">ret</span><span class="o">=</span><span class="p">[]</span>
  <span class="k">except</span> <span class="ne">OSError</span><span class="p">,</span><span class="n">e</span><span class="p">:</span>
	<span class="k">print</span> <span class="s">&quot;Error while launching qfile: </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="n">e</span>

  <span class="k">return</span> <span class="n">ret</span>
  
   
   </div>
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