<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang=""> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>django.contrib.gis.measure — Django 1.8.19 documentation</title> <link rel="stylesheet" href="../../../../_static/default.css" type="text/css" /> <link rel="stylesheet" href="../../../../_static/pygments.css" type="text/css" /> <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: '../../../../', VERSION: '1.8.19', COLLAPSE_INDEX: false, FILE_SUFFIX: '.html', HAS_SOURCE: true }; </script> <script type="text/javascript" src="../../../../_static/jquery.js"></script> <script type="text/javascript" src="../../../../_static/underscore.js"></script> <script type="text/javascript" src="../../../../_static/doctools.js"></script> <link rel="index" title="Index" href="../../../../genindex.html" /> <link rel="search" title="Search" href="../../../../search.html" /> <link rel="top" title="Django 1.8.19 documentation" href="../../../../contents.html" /> <link rel="up" title="django" href="../../../django.html" /> <script type="text/javascript" src="../../../../templatebuiltins.js"></script> <script type="text/javascript"> (function($) { if (!django_template_builtins) { // templatebuiltins.js missing, do nothing. return; } $(document).ready(function() { // Hyperlink Django template tags and filters var base = "../../../../ref/templates/builtins.html"; if (base == "#") { // Special case for builtins.html itself base = ""; } // Tags are keywords, class '.k' $("div.highlight\\-html\\+django span.k").each(function(i, elem) { var tagname = $(elem).text(); if ($.inArray(tagname, django_template_builtins.ttags) != -1) { var fragment = tagname.replace(/_/, '-'); $(elem).html("<a href='" + base + "#" + fragment + "'>" + tagname + "</a>"); } }); // Filters are functions, class '.nf' $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { var filtername = $(elem).text(); if ($.inArray(filtername, django_template_builtins.tfilters) != -1) { var fragment = filtername.replace(/_/, '-'); $(elem).html("<a href='" + base + "#" + fragment + "'>" + filtername + "</a>"); } }); }); })(jQuery); </script> </head> <body role="document"> <div class="document"> <div id="custom-doc" class="yui-t6"> <div id="hd"> <h1><a href="../../../../index.html">Django 1.8.19 documentation</a></h1> <div id="global-nav"> <a title="Home page" href="../../../../index.html">Home</a> | <a title="Table of contents" href="../../../../contents.html">Table of contents</a> | <a title="Global index" href="../../../../genindex.html">Index</a> | <a title="Module index" href="../../../../py-modindex.html">Modules</a> </div> <div class="nav"> <a href="../../../index.html" title="Module code" accesskey="U">up</a></div> </div> <div id="bd"> <div id="yui-main"> <div class="yui-b"> <div class="yui-g" id="_modules-django-contrib-gis-measure"> <h1>Source code for django.contrib.gis.measure</h1><div class="highlight"><pre> <span></span><span class="c1"># Copyright (c) 2007, Robert Coup <robert.coup@onetrackmind.co.nz></span> <span class="c1"># All rights reserved.</span> <span class="c1">#</span> <span class="c1"># Redistribution and use in source and binary forms, with or without modification,</span> <span class="c1"># are permitted provided that the following conditions are met:</span> <span class="c1">#</span> <span class="c1"># 1. Redistributions of source code must retain the above copyright notice,</span> <span class="c1"># this list of conditions and the following disclaimer.</span> <span class="c1">#</span> <span class="c1"># 2. Redistributions in binary form must reproduce the above copyright</span> <span class="c1"># notice, this list of conditions and the following disclaimer in the</span> <span class="c1"># documentation and/or other materials provided with the distribution.</span> <span class="c1">#</span> <span class="c1"># 3. Neither the name of Distance nor the names of its contributors may be used</span> <span class="c1"># to endorse or promote products derived from this software without</span> <span class="c1"># specific prior written permission.</span> <span class="c1">#</span> <span class="c1"># THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND</span> <span class="c1"># ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED</span> <span class="c1"># WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE</span> <span class="c1"># DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR</span> <span class="c1"># ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES</span> <span class="c1"># (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;</span> <span class="c1"># LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON</span> <span class="c1"># ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span> <span class="c1"># (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS</span> <span class="c1"># SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span> <span class="c1">#</span> <span class="sd">"""</span> <span class="sd">Distance and Area objects to allow for sensible and convenient calculation</span> <span class="sd">and conversions.</span> <span class="sd">Authors: Robert Coup, Justin Bronn, Riccardo Di Virgilio</span> <span class="sd">Inspired by GeoPy (http://exogen.case.edu/projects/geopy/)</span> <span class="sd">and Geoff Biggs' PhD work on dimensioned units for robotics.</span> <span class="sd">"""</span> <span class="n">__all__</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'A'</span><span class="p">,</span> <span class="s1">'Area'</span><span class="p">,</span> <span class="s1">'D'</span><span class="p">,</span> <span class="s1">'Distance'</span><span class="p">]</span> <span class="kn">from</span> <span class="nn">decimal</span> <span class="k">import</span> <span class="n">Decimal</span> <span class="kn">from</span> <span class="nn">django.utils</span> <span class="k">import</span> <span class="n">six</span> <span class="kn">from</span> <span class="nn">django.utils.functional</span> <span class="k">import</span> <span class="n">total_ordering</span> <span class="n">NUMERIC_TYPES</span> <span class="o">=</span> <span class="n">six</span><span class="o">.</span><span class="n">integer_types</span> <span class="o">+</span> <span class="p">(</span><span class="nb">float</span><span class="p">,</span> <span class="n">Decimal</span><span class="p">)</span> <span class="n">AREA_PREFIX</span> <span class="o">=</span> <span class="s2">"sq_"</span> <span class="k">def</span> <span class="nf">pretty_name</span><span class="p">(</span><span class="n">obj</span><span class="p">):</span> <span class="k">return</span> <span class="n">obj</span><span class="o">.</span><span class="n">__name__</span> <span class="k">if</span> <span class="n">obj</span><span class="o">.</span><span class="n">__class__</span> <span class="o">==</span> <span class="nb">type</span> <span class="k">else</span> <span class="n">obj</span><span class="o">.</span><span class="n">__class__</span><span class="o">.</span><span class="n">__name__</span> <span class="nd">@total_ordering</span> <span class="k">class</span> <span class="nc">MeasureBase</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span> <span class="n">STANDARD_UNIT</span> <span class="o">=</span> <span class="kc">None</span> <span class="n">ALIAS</span> <span class="o">=</span> <span class="p">{}</span> <span class="n">UNITS</span> <span class="o">=</span> <span class="p">{}</span> <span class="n">LALIAS</span> <span class="o">=</span> <span class="p">{}</span> <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">default_unit</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span> <span class="n">value</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">default_units</span><span class="p">(</span><span class="n">kwargs</span><span class="p">)</span> <span class="nb">setattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">,</span> <span class="n">value</span><span class="p">)</span> <span class="k">if</span> <span class="n">default_unit</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">default_unit</span><span class="p">,</span> <span class="n">six</span><span class="o">.</span><span class="n">string_types</span><span class="p">):</span> <span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span> <span class="o">=</span> <span class="n">default_unit</span> <span class="k">def</span> <span class="nf">_get_standard</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> <span class="k">return</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">)</span> <span class="k">def</span> <span class="nf">_set_standard</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">value</span><span class="p">):</span> <span class="nb">setattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">,</span> <span class="n">value</span><span class="p">)</span> <span class="n">standard</span> <span class="o">=</span> <span class="nb">property</span><span class="p">(</span><span class="n">_get_standard</span><span class="p">,</span> <span class="n">_set_standard</span><span class="p">)</span> <span class="k">def</span> <span class="nf">__getattr__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span> <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">UNITS</span><span class="p">:</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">/</span> <span class="bp">self</span><span class="o">.</span><span class="n">UNITS</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">AttributeError</span><span class="p">(</span><span class="s1">'Unknown unit type: </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="n">name</span><span class="p">)</span> <span class="k">def</span> <span class="nf">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> <span class="k">return</span> <span class="s1">'</span><span class="si">%s</span><span class="s1">(</span><span class="si">%s</span><span class="s1">=</span><span class="si">%s</span><span class="s1">)'</span> <span class="o">%</span> <span class="p">(</span><span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">),</span> <span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">,</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">))</span> <span class="k">def</span> <span class="nf">__str__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> <span class="k">return</span> <span class="s1">'</span><span class="si">%s</span><span class="s1"> </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span><span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">),</span> <span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">)</span> <span class="c1"># **** Comparison methods ****</span> <span class="k">def</span> <span class="nf">__eq__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">==</span> <span class="n">other</span><span class="o">.</span><span class="n">standard</span> <span class="k">else</span><span class="p">:</span> <span class="k">return</span> <span class="bp">NotImplemented</span> <span class="k">def</span> <span class="nf">__lt__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o"><</span> <span class="n">other</span><span class="o">.</span><span class="n">standard</span> <span class="k">else</span><span class="p">:</span> <span class="k">return</span> <span class="bp">NotImplemented</span> <span class="c1"># **** Operators methods ****</span> <span class="k">def</span> <span class="nf">__add__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">(</span><span class="n">default_unit</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">,</span> <span class="o">**</span><span class="p">{</span><span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">:</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">+</span> <span class="n">other</span><span class="o">.</span><span class="n">standard</span><span class="p">)})</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be added with </span><span class="si">%(class)s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__iadd__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">):</span> <span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">+=</span> <span class="n">other</span><span class="o">.</span><span class="n">standard</span> <span class="k">return</span> <span class="bp">self</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be added with </span><span class="si">%(class)s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__sub__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">(</span><span class="n">default_unit</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">,</span> <span class="o">**</span><span class="p">{</span><span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">:</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">-</span> <span class="n">other</span><span class="o">.</span><span class="n">standard</span><span class="p">)})</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be subtracted from </span><span class="si">%(class)s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__isub__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">):</span> <span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">-=</span> <span class="n">other</span><span class="o">.</span><span class="n">standard</span> <span class="k">return</span> <span class="bp">self</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be subtracted from </span><span class="si">%(class)s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__mul__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">NUMERIC_TYPES</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">(</span><span class="n">default_unit</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">,</span> <span class="o">**</span><span class="p">{</span><span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">:</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">*</span> <span class="n">other</span><span class="p">)})</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be multiplied with number'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__imul__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">NUMERIC_TYPES</span><span class="p">):</span> <span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">*=</span> <span class="nb">float</span><span class="p">(</span><span class="n">other</span><span class="p">)</span> <span class="k">return</span> <span class="bp">self</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be multiplied with number'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__rmul__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span> <span class="o">*</span> <span class="n">other</span> <span class="k">def</span> <span class="nf">__truediv__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">/</span> <span class="n">other</span><span class="o">.</span><span class="n">standard</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">NUMERIC_TYPES</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">(</span><span class="n">default_unit</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">,</span> <span class="o">**</span><span class="p">{</span><span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">:</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">/</span> <span class="n">other</span><span class="p">)})</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be divided with number or </span><span class="si">%(class)s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__div__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="c1"># Python 2 compatibility</span> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__truediv__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">)</span> <span class="k">def</span> <span class="nf">__itruediv__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">NUMERIC_TYPES</span><span class="p">):</span> <span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">/=</span> <span class="nb">float</span><span class="p">(</span><span class="n">other</span><span class="p">)</span> <span class="k">return</span> <span class="bp">self</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be divided with number'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__idiv__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="c1"># Python 2 compatibility</span> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__itruediv__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">)</span> <span class="k">def</span> <span class="nf">__bool__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">standard</span><span class="p">)</span> <span class="k">def</span> <span class="nf">__nonzero__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> <span class="c1"># Python 2 compatibility</span> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__bool__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="k">def</span> <span class="nf">default_units</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">kwargs</span><span class="p">):</span> <span class="sd">"""</span> <span class="sd"> Return the unit value and the default units specified</span> <span class="sd"> from the given keyword arguments dictionary.</span> <span class="sd"> """</span> <span class="n">val</span> <span class="o">=</span> <span class="mf">0.0</span> <span class="n">default_unit</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span> <span class="k">for</span> <span class="n">unit</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">six</span><span class="o">.</span><span class="n">iteritems</span><span class="p">(</span><span class="n">kwargs</span><span class="p">):</span> <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">value</span><span class="p">,</span> <span class="nb">float</span><span class="p">):</span> <span class="n">value</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">value</span><span class="p">)</span> <span class="k">if</span> <span class="n">unit</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">UNITS</span><span class="p">:</span> <span class="n">val</span> <span class="o">+=</span> <span class="bp">self</span><span class="o">.</span><span class="n">UNITS</span><span class="p">[</span><span class="n">unit</span><span class="p">]</span> <span class="o">*</span> <span class="n">value</span> <span class="n">default_unit</span> <span class="o">=</span> <span class="n">unit</span> <span class="k">elif</span> <span class="n">unit</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">ALIAS</span><span class="p">:</span> <span class="n">u</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">ALIAS</span><span class="p">[</span><span class="n">unit</span><span class="p">]</span> <span class="n">val</span> <span class="o">+=</span> <span class="bp">self</span><span class="o">.</span><span class="n">UNITS</span><span class="p">[</span><span class="n">u</span><span class="p">]</span> <span class="o">*</span> <span class="n">value</span> <span class="n">default_unit</span> <span class="o">=</span> <span class="n">u</span> <span class="k">else</span><span class="p">:</span> <span class="n">lower</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="k">if</span> <span class="n">lower</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">UNITS</span><span class="p">:</span> <span class="n">val</span> <span class="o">+=</span> <span class="bp">self</span><span class="o">.</span><span class="n">UNITS</span><span class="p">[</span><span class="n">lower</span><span class="p">]</span> <span class="o">*</span> <span class="n">value</span> <span class="n">default_unit</span> <span class="o">=</span> <span class="n">lower</span> <span class="k">elif</span> <span class="n">lower</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">LALIAS</span><span class="p">:</span> <span class="n">u</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">LALIAS</span><span class="p">[</span><span class="n">lower</span><span class="p">]</span> <span class="n">val</span> <span class="o">+=</span> <span class="bp">self</span><span class="o">.</span><span class="n">UNITS</span><span class="p">[</span><span class="n">u</span><span class="p">]</span> <span class="o">*</span> <span class="n">value</span> <span class="n">default_unit</span> <span class="o">=</span> <span class="n">u</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">AttributeError</span><span class="p">(</span><span class="s1">'Unknown unit type: </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="n">unit</span><span class="p">)</span> <span class="k">return</span> <span class="n">val</span><span class="p">,</span> <span class="n">default_unit</span> <span class="nd">@classmethod</span> <span class="k">def</span> <span class="nf">unit_attname</span><span class="p">(</span><span class="n">cls</span><span class="p">,</span> <span class="n">unit_str</span><span class="p">):</span> <span class="sd">"""</span> <span class="sd"> Retrieves the unit attribute name for the given unit string.</span> <span class="sd"> For example, if the given unit string is 'metre', 'm' would be returned.</span> <span class="sd"> An exception is raised if an attribute cannot be found.</span> <span class="sd"> """</span> <span class="n">lower</span> <span class="o">=</span> <span class="n">unit_str</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit_str</span> <span class="ow">in</span> <span class="n">cls</span><span class="o">.</span><span class="n">UNITS</span><span class="p">:</span> <span class="k">return</span> <span class="n">unit_str</span> <span class="k">elif</span> <span class="n">lower</span> <span class="ow">in</span> <span class="n">cls</span><span class="o">.</span><span class="n">UNITS</span><span class="p">:</span> <span class="k">return</span> <span class="n">lower</span> <span class="k">elif</span> <span class="n">lower</span> <span class="ow">in</span> <span class="n">cls</span><span class="o">.</span><span class="n">LALIAS</span><span class="p">:</span> <span class="k">return</span> <span class="n">cls</span><span class="o">.</span><span class="n">LALIAS</span><span class="p">[</span><span class="n">lower</span><span class="p">]</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s1">'Could not find a unit keyword associated with "</span><span class="si">%s</span><span class="s1">"'</span> <span class="o">%</span> <span class="n">unit_str</span><span class="p">)</span> <div class="viewcode-block" id="Distance"><a class="viewcode-back" href="../../../../ref/contrib/gis/measure.html#django.contrib.gis.measure.Distance">[docs]</a><span class="k">class</span> <span class="nc">Distance</span><span class="p">(</span><span class="n">MeasureBase</span><span class="p">):</span> <span class="n">STANDARD_UNIT</span> <span class="o">=</span> <span class="s2">"m"</span> <span class="n">UNITS</span> <span class="o">=</span> <span class="p">{</span> <span class="s1">'chain'</span><span class="p">:</span> <span class="mf">20.1168</span><span class="p">,</span> <span class="s1">'chain_benoit'</span><span class="p">:</span> <span class="mf">20.116782</span><span class="p">,</span> <span class="s1">'chain_sears'</span><span class="p">:</span> <span class="mf">20.1167645</span><span class="p">,</span> <span class="s1">'british_chain_benoit'</span><span class="p">:</span> <span class="mf">20.1167824944</span><span class="p">,</span> <span class="s1">'british_chain_sears'</span><span class="p">:</span> <span class="mf">20.1167651216</span><span class="p">,</span> <span class="s1">'british_chain_sears_truncated'</span><span class="p">:</span> <span class="mf">20.116756</span><span class="p">,</span> <span class="s1">'cm'</span><span class="p">:</span> <span class="mf">0.01</span><span class="p">,</span> <span class="s1">'british_ft'</span><span class="p">:</span> <span class="mf">0.304799471539</span><span class="p">,</span> <span class="s1">'british_yd'</span><span class="p">:</span> <span class="mf">0.914398414616</span><span class="p">,</span> <span class="s1">'clarke_ft'</span><span class="p">:</span> <span class="mf">0.3047972654</span><span class="p">,</span> <span class="s1">'clarke_link'</span><span class="p">:</span> <span class="mf">0.201166195164</span><span class="p">,</span> <span class="s1">'fathom'</span><span class="p">:</span> <span class="mf">1.8288</span><span class="p">,</span> <span class="s1">'ft'</span><span class="p">:</span> <span class="mf">0.3048</span><span class="p">,</span> <span class="s1">'german_m'</span><span class="p">:</span> <span class="mf">1.0000135965</span><span class="p">,</span> <span class="s1">'gold_coast_ft'</span><span class="p">:</span> <span class="mf">0.304799710181508</span><span class="p">,</span> <span class="s1">'indian_yd'</span><span class="p">:</span> <span class="mf">0.914398530744</span><span class="p">,</span> <span class="s1">'inch'</span><span class="p">:</span> <span class="mf">0.0254</span><span class="p">,</span> <span class="s1">'km'</span><span class="p">:</span> <span class="mf">1000.0</span><span class="p">,</span> <span class="s1">'link'</span><span class="p">:</span> <span class="mf">0.201168</span><span class="p">,</span> <span class="s1">'link_benoit'</span><span class="p">:</span> <span class="mf">0.20116782</span><span class="p">,</span> <span class="s1">'link_sears'</span><span class="p">:</span> <span class="mf">0.20116765</span><span class="p">,</span> <span class="s1">'m'</span><span class="p">:</span> <span class="mf">1.0</span><span class="p">,</span> <span class="s1">'mi'</span><span class="p">:</span> <span class="mf">1609.344</span><span class="p">,</span> <span class="s1">'mm'</span><span class="p">:</span> <span class="mf">0.001</span><span class="p">,</span> <span class="s1">'nm'</span><span class="p">:</span> <span class="mf">1852.0</span><span class="p">,</span> <span class="s1">'nm_uk'</span><span class="p">:</span> <span class="mf">1853.184</span><span class="p">,</span> <span class="s1">'rod'</span><span class="p">:</span> <span class="mf">5.0292</span><span class="p">,</span> <span class="s1">'sears_yd'</span><span class="p">:</span> <span class="mf">0.91439841</span><span class="p">,</span> <span class="s1">'survey_ft'</span><span class="p">:</span> <span class="mf">0.304800609601</span><span class="p">,</span> <span class="s1">'um'</span><span class="p">:</span> <span class="mf">0.000001</span><span class="p">,</span> <span class="s1">'yd'</span><span class="p">:</span> <span class="mf">0.9144</span><span class="p">,</span> <span class="p">}</span> <span class="c1"># Unit aliases for `UNIT` terms encountered in Spatial Reference WKT.</span> <span class="n">ALIAS</span> <span class="o">=</span> <span class="p">{</span> <span class="s1">'centimeter'</span><span class="p">:</span> <span class="s1">'cm'</span><span class="p">,</span> <span class="s1">'foot'</span><span class="p">:</span> <span class="s1">'ft'</span><span class="p">,</span> <span class="s1">'inches'</span><span class="p">:</span> <span class="s1">'inch'</span><span class="p">,</span> <span class="s1">'kilometer'</span><span class="p">:</span> <span class="s1">'km'</span><span class="p">,</span> <span class="s1">'kilometre'</span><span class="p">:</span> <span class="s1">'km'</span><span class="p">,</span> <span class="s1">'meter'</span><span class="p">:</span> <span class="s1">'m'</span><span class="p">,</span> <span class="s1">'metre'</span><span class="p">:</span> <span class="s1">'m'</span><span class="p">,</span> <span class="s1">'micrometer'</span><span class="p">:</span> <span class="s1">'um'</span><span class="p">,</span> <span class="s1">'micrometre'</span><span class="p">:</span> <span class="s1">'um'</span><span class="p">,</span> <span class="s1">'millimeter'</span><span class="p">:</span> <span class="s1">'mm'</span><span class="p">,</span> <span class="s1">'millimetre'</span><span class="p">:</span> <span class="s1">'mm'</span><span class="p">,</span> <span class="s1">'mile'</span><span class="p">:</span> <span class="s1">'mi'</span><span class="p">,</span> <span class="s1">'yard'</span><span class="p">:</span> <span class="s1">'yd'</span><span class="p">,</span> <span class="s1">'British chain (Benoit 1895 B)'</span><span class="p">:</span> <span class="s1">'british_chain_benoit'</span><span class="p">,</span> <span class="s1">'British chain (Sears 1922)'</span><span class="p">:</span> <span class="s1">'british_chain_sears'</span><span class="p">,</span> <span class="s1">'British chain (Sears 1922 truncated)'</span><span class="p">:</span> <span class="s1">'british_chain_sears_truncated'</span><span class="p">,</span> <span class="s1">'British foot (Sears 1922)'</span><span class="p">:</span> <span class="s1">'british_ft'</span><span class="p">,</span> <span class="s1">'British foot'</span><span class="p">:</span> <span class="s1">'british_ft'</span><span class="p">,</span> <span class="s1">'British yard (Sears 1922)'</span><span class="p">:</span> <span class="s1">'british_yd'</span><span class="p">,</span> <span class="s1">'British yard'</span><span class="p">:</span> <span class="s1">'british_yd'</span><span class="p">,</span> <span class="s2">"Clarke's Foot"</span><span class="p">:</span> <span class="s1">'clarke_ft'</span><span class="p">,</span> <span class="s2">"Clarke's link"</span><span class="p">:</span> <span class="s1">'clarke_link'</span><span class="p">,</span> <span class="s1">'Chain (Benoit)'</span><span class="p">:</span> <span class="s1">'chain_benoit'</span><span class="p">,</span> <span class="s1">'Chain (Sears)'</span><span class="p">:</span> <span class="s1">'chain_sears'</span><span class="p">,</span> <span class="s1">'Foot (International)'</span><span class="p">:</span> <span class="s1">'ft'</span><span class="p">,</span> <span class="s1">'German legal metre'</span><span class="p">:</span> <span class="s1">'german_m'</span><span class="p">,</span> <span class="s1">'Gold Coast foot'</span><span class="p">:</span> <span class="s1">'gold_coast_ft'</span><span class="p">,</span> <span class="s1">'Indian yard'</span><span class="p">:</span> <span class="s1">'indian_yd'</span><span class="p">,</span> <span class="s1">'Link (Benoit)'</span><span class="p">:</span> <span class="s1">'link_benoit'</span><span class="p">,</span> <span class="s1">'Link (Sears)'</span><span class="p">:</span> <span class="s1">'link_sears'</span><span class="p">,</span> <span class="s1">'Nautical Mile'</span><span class="p">:</span> <span class="s1">'nm'</span><span class="p">,</span> <span class="s1">'Nautical Mile (UK)'</span><span class="p">:</span> <span class="s1">'nm_uk'</span><span class="p">,</span> <span class="s1">'US survey foot'</span><span class="p">:</span> <span class="s1">'survey_ft'</span><span class="p">,</span> <span class="s1">'U.S. Foot'</span><span class="p">:</span> <span class="s1">'survey_ft'</span><span class="p">,</span> <span class="s1">'Yard (Indian)'</span><span class="p">:</span> <span class="s1">'indian_yd'</span><span class="p">,</span> <span class="s1">'Yard (Sears)'</span><span class="p">:</span> <span class="s1">'sears_yd'</span> <span class="p">}</span> <span class="n">LALIAS</span> <span class="o">=</span> <span class="p">{</span><span class="n">k</span><span class="o">.</span><span class="n">lower</span><span class="p">():</span> <span class="n">v</span> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">ALIAS</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span> <span class="k">def</span> <span class="nf">__mul__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">):</span> <span class="k">return</span> <span class="n">Area</span><span class="p">(</span><span class="n">default_unit</span><span class="o">=</span><span class="n">AREA_PREFIX</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">,</span> <span class="o">**</span><span class="p">{</span><span class="n">AREA_PREFIX</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">:</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">*</span> <span class="n">other</span><span class="o">.</span><span class="n">standard</span><span class="p">)})</span> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">NUMERIC_TYPES</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">(</span><span class="n">default_unit</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">,</span> <span class="o">**</span><span class="p">{</span><span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">:</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">*</span> <span class="n">other</span><span class="p">)})</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(distance)s</span><span class="s1"> must be multiplied with number or </span><span class="si">%(distance)s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">{</span> <span class="s2">"distance"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">),</span> <span class="p">})</span></div> <div class="viewcode-block" id="Area"><a class="viewcode-back" href="../../../../ref/contrib/gis/measure.html#django.contrib.gis.measure.Area">[docs]</a><span class="k">class</span> <span class="nc">Area</span><span class="p">(</span><span class="n">MeasureBase</span><span class="p">):</span> <span class="n">STANDARD_UNIT</span> <span class="o">=</span> <span class="n">AREA_PREFIX</span> <span class="o">+</span> <span class="n">Distance</span><span class="o">.</span><span class="n">STANDARD_UNIT</span> <span class="c1"># Getting the square units values and the alias dictionary.</span> <span class="n">UNITS</span> <span class="o">=</span> <span class="p">{</span><span class="s1">'</span><span class="si">%s%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">AREA_PREFIX</span><span class="p">,</span> <span class="n">k</span><span class="p">):</span> <span class="n">v</span> <span class="o">**</span> <span class="mi">2</span> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">Distance</span><span class="o">.</span><span class="n">UNITS</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span> <span class="n">ALIAS</span> <span class="o">=</span> <span class="p">{</span><span class="n">k</span><span class="p">:</span> <span class="s1">'</span><span class="si">%s%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">AREA_PREFIX</span><span class="p">,</span> <span class="n">v</span><span class="p">)</span> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">Distance</span><span class="o">.</span><span class="n">ALIAS</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span> <span class="n">LALIAS</span> <span class="o">=</span> <span class="p">{</span><span class="n">k</span><span class="o">.</span><span class="n">lower</span><span class="p">():</span> <span class="n">v</span> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">ALIAS</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span> <span class="k">def</span> <span class="nf">__truediv__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">NUMERIC_TYPES</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">(</span><span class="n">default_unit</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_default_unit</span><span class="p">,</span> <span class="o">**</span><span class="p">{</span><span class="bp">self</span><span class="o">.</span><span class="n">STANDARD_UNIT</span><span class="p">:</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">standard</span> <span class="o">/</span> <span class="n">other</span><span class="p">)})</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s1">'</span><span class="si">%(class)s</span><span class="s1"> must be divided by a number'</span> <span class="o">%</span> <span class="p">{</span><span class="s2">"class"</span><span class="p">:</span> <span class="n">pretty_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)})</span> <span class="k">def</span> <span class="nf">__div__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> <span class="c1"># Python 2 compatibility</span> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__truediv__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">)</span></div> <span class="c1"># Shortcuts</span> <span class="n">D</span> <span class="o">=</span> <span class="n">Distance</span> <span class="n">A</span> <span class="o">=</span> <span class="n">Area</span> </pre></div> </div> </div> </div> <div class="yui-b" id="sidebar"> <div class="sphinxsidebar" role="navigation" aria-label="main navigation"> <div class="sphinxsidebarwrapper"> <h3>Browse</h3> <ul> </ul> <h3>You are here:</h3> <ul> <li> <a href="../../../../index.html">Django 1.8.19 documentation</a> <ul><li><a href="../../../index.html">Module code</a> <ul><li><a href="../../../django.html">django</a> <ul><li>django.contrib.gis.measure</li></ul> </li></ul></li></ul> </li> </ul> <div id="searchbox" style="display: none" role="search"> <h3>Quick search</h3> <form class="search" action="../../../../search.html" method="get"> <div><input type="text" name="q" /></div> <div><input type="submit" value="Go" /></div> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> </div> 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