<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <link rel="stylesheet" href="../../../../static/styles.css?h=dff0aaad"> <link rel="stylesheet" href="../../../../static/pygments.css"> <link rel="shortcut icon" href="../../../../static/favicon.png?h=fa09bedd"> <title>lookup | Documentation | Lektor Static Content Management System</title> </head> <body class="default"> <nav class="navbar navbar-inverse navbar-static-top"> <div class="container"> <div class="navbar-header"> <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar"> <span class="sr-only">Toggle navigation</span> <span class="icon-bar"></span> <span class="icon-bar"></span> <span class="icon-bar"></span> </button> <a class="navbar-brand" href="../../../../">Lektor</a> </div> <div id="navbar" class="collapse navbar-collapse"> <ul class="nav navbar-nav"> <li><a href="../../../../downloads/">Download</a></li> <li class="active"><a href="../../../">Documentation</a></li> <li><a href="../../../../showcase/">Showcase</a></li> <li><a href="../../../../plugins/">Plugins</a></li> <li><a href="../../../../community/">Community</a></li> <li><a href="../../../../blog/">Blog</a></li> </ul> </div> </div> </nav> <div class="body-wrapper"> <div class="container"> <div class="row"> <div class="col-sm-3"> <ul class="tree-nav nocontent"> <li><a href="../../../">Welcome</a></li> <li><a href="../../../what/">What is Lektor</a> <li><a href="../../../installation/">Installation</a> <li><a href="../../../quickstart/">Quickstart</a> <li><a href="../../../project/">Project</a> <li><a href="../../../content/">Content</a> <li><a href="../../../templates/">Templates</a> <li><a href="../../../themes/">Themes</a> <li><a href="../../../guides/">Guides</a> <li><a href="../../../deployment/">Deployment</a> <li><a href="../../../plugins/">Plugins</a> <li><a href="../../../models/">Data Modelling</a> <li><a href="../../../cli/">Command Line</a> <li><a href="../../">API</a> <ul> <li><a href="../../build/">Build System</a> <li><a href="../">Databags</a> <ul> <li><a href="../get-bag/">get_bag()</a> <li class="active"><a href="./">lookup()</a> <ul></ul> </ul> <li><a href="../../db/">Database</a> <li><a href="../../environment/">Environment</a> <li><a href="../../plugins/">Plugins</a> <li><a href="../../project/">Project</a> <li><a href="../../publisher/">Publisher</a> <li><a href="../../templates/">Template API</a> <li><a href="../../utils/">Utilities</a> </ul> <li><a href="../../../search/">Search</a> </ul> <div class="visible-md-block visible-lg-block"> <h4>This Page</h4> <ul class="toc"> <li><a href="#example">Example</a></li> </ul> </div> </div> <div class="col-sm-9 doc-styling"> <h1><i class="glyphicon glyphicon-cog"></i> <code class="obj">lookup</code> <span class="sig">(<code>key</code>)</span></h1> <ul class=page-meta> <li>Method of <a href="../">Databags</a></li> </ul> <p>This is the most common way to look up values from databags from regular Python code. Within templates you can also use the <a href="../../templates/globals/bag/" class="ref">bag</a> function which is easier to call.</p> <p>The key is in dotted notation. For more information about this refer to the main <a href="../" class="ref">databags</a> documentation.</p> <h2 id="example">Example</h2><div class="hll"><pre><span></span><span class="k">def</span> <span class="nf">translate</span><span class="p">(</span><span class="n">pad</span><span class="p">,</span> <span class="n">alt</span><span class="p">,</span> <span class="n">key</span><span class="p">):</span> <span class="k">return</span> <span class="n">pad</span><span class="o">.</span><span class="n">databags</span><span class="o">.</span><span class="n">lookup</span><span class="p">(</span><span class="s1">'i18n.</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">alt</span><span class="p">,</span> <span class="n">key</span><span class="p">),</span> <span class="n">key</span><span class="p">)</span> </pre></div> <div class="comment-box"> <h2>Comments</h2> <div id="disqus_thread"></div> <script> var disqus_config = function() { this.page.identifier = "/docs/api/databags/lookup"; this.page.url = "https://www.getlektor.com/docs/api/databags/lookup/"; }; (function() { var d = document, s = d.createElement('script'); s.src = '//lektordocumentation.disqus.com/embed.js'; s.setAttribute('data-timestamp', +new Date()); (d.head || d.body).appendChild(s); })(); </script> <noscript> Please enable JavaScript to view the <a href="https://disqus.com/?ref_noscript" rel="nofollow">comments powered by Disqus.</a> </noscript> </div> </div> </div> </div> </div> <div class="bottomsummary"> <div class="container"> </div> </div> <footer> <div class="container"> <div class="row"> <div class="col-sm-4 icon-bar"> <a href="https://github.com/lektor/lektor/" title="Lektor on GitHub" ><i class="fa fa-github"></i></a> <a href="https://github.com/lektor/lektor/issues/" title="Report Issues for Lektor" ><i class="fa fa-bug"></i></a> <a href="https://twitter.com/getlektor" title="Find Lektor on Twitter" ><i class="fa fa-twitter"></i></a> <a href="https://gitter.im/lektor/lektor" title="Chat on Gitter" ><i class="fa fa-comment"></i></a> <a href="https://github.com/lektor/lektor-website/tree/master/content/docs/api/databags/lookup/contents.lr" title="View source for this page"><i class="fa fa-code"></i></a> </div> <div class="col-sm-8"> <a href="../../../../license/">License & Copyright</a> • <a href="../../../../contact/">Contact</a> • Made with <i class="fa fa-fw fa-heart" title="Heart"><span hidden>Heart</span></i> in Carinthia </div> </div> </div> </footer> <script type=text/javascript src="../../../../static/app.js?h=8b801996" charset="utf-8"></script> <script> ((window.gitter = {}).chat = {}).options = { room: 'lektor/lektor', activationElement: null }; document.write('<button class="js-gitter-toggle-chat-button">Toggle Chat</button>'); var dnt = navigator.doNotTrack || window.doNotTrack || navigator.msDoNotTrack; if (dnt != "1" && dnt != "yes") { window.ga=window.ga||function(){(ga.q=ga.q||[]).push(arguments)};ga.l=+new Date; ga('create', 'UA-70822533-1', 'auto'); ga('set', 'anonymizeIp', true); ga('send', 'pageview'); } else { console.debug("Respecting Do-Not-Track, not running analytics."); } </script> <script async src='https://www.google-analytics.com/analytics.js'></script> <script async defer id="github-bjs" src="https://buttons.github.io/buttons.js"></script> <script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs');</script> <script src="https://sidecar.gitter.im/dist/sidecar.v1.js" async defer></script> </body> </html>