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<!DOCTYPE html>
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<title>olm.USGS.siteListExtraction — olm 0.36 documentation</title>
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<h1>Source code for olm.USGS.siteListExtraction</h1><div class="highlight"><pre>
<span></span><span class="c1">######################</span>
<span class="c1"># Set of functions to extract lists of USGS site numbers</span>
<span class="c1">######################</span>
<span class="kn">from</span> <span class="nn">lxml</span> <span class="kn">import</span> <span class="n">etree</span>
<div class="viewcode-block" id="extractSitesFromXML"><a class="viewcode-back" href="../../../olm.USGS.siteListExtraction.extractSitesFromXML.html#olm.USGS.siteListExtraction.extractSitesFromXML">[docs]</a><span class="k">def</span> <span class="nf">extractSitesFromXML</span><span class="p">(</span><span class="n">xmlFile</span><span class="p">):</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">siteTree</span> <span class="o">=</span> <span class="n">etree</span><span class="o">.</span><span class="n">ElementTree</span><span class="p">(</span><span class="n">file</span> <span class="o">=</span> <span class="n">xmlFile</span><span class="p">)</span>
<span class="n">siteList</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="n">site</span> <span class="ow">in</span> <span class="n">siteTree</span><span class="o">.</span><span class="n">getiterator</span><span class="p">(</span><span class="n">tag</span> <span class="o">=</span> <span class="s1">'site'</span><span class="p">):</span>
<span class="n">siteNum</span> <span class="o">=</span> <span class="n">site</span><span class="o">.</span><span class="n">findtext</span><span class="p">(</span><span class="s1">'site_no'</span><span class="p">)</span>
<span class="n">siteList</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">siteNum</span><span class="p">)</span>
<span class="k">return</span> <span class="n">siteList</span>
<span class="k">except</span> <span class="ne">IOError</span><span class="p">:</span>
<span class="nb">print</span><span class="p">((</span><span class="s2">"Error opening file: "</span> <span class="o">+</span> <span class="n">xmlFile</span><span class="p">))</span>
<span class="k">return</span> <span class="o">-</span><span class="mi">1</span>
<span class="k">except</span> <span class="n">etree</span><span class="o">.</span><span class="n">XMLSyntaxError</span><span class="p">:</span>
<span class="nb">print</span><span class="p">((</span><span class="s2">"File contains invalid XML Syntax: "</span> <span class="o">+</span> <span class="n">xmlFile</span><span class="p">))</span>
<span class="k">return</span> <span class="o">-</span><span class="mi">1</span></div>
<div class="viewcode-block" id="extractSitesFromText"><a class="viewcode-back" href="../../../olm.USGS.siteListExtraction.extractSitesFromText.html#olm.USGS.siteListExtraction.extractSitesFromText">[docs]</a><span class="k">def</span> <span class="nf">extractSitesFromText</span><span class="p">(</span><span class="n">textFile</span><span class="p">):</span>
<span class="n">siteList</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">textFile</span><span class="p">,</span> <span class="s1">'r'</span><span class="p">)</span> <span class="k">as</span> <span class="n">siteFile</span><span class="p">:</span>
<span class="k">for</span> <span class="n">line</span> <span class="ow">in</span> <span class="n">siteFile</span><span class="p">:</span>
<span class="n">line</span> <span class="o">=</span> <span class="n">line</span><span class="o">.</span><span class="n">strip</span><span class="p">()</span>
<span class="k">if</span> <span class="p">(</span><span class="ow">not</span><span class="p">(</span><span class="s1">'#'</span> <span class="ow">in</span> <span class="n">line</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">line</span> <span class="o">!=</span> <span class="s1">''</span><span class="p">)):</span>
<span class="n">siteList</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">line</span><span class="p">)</span>
<span class="k">return</span> <span class="n">siteList</span></div>
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