--- title: Looping defaultdict In Templates: A long-standing "Bug"... description: Learn about a long-standing 'bug' in Django when looping through defaultdicts in templates and how to fix it. canonical: https://daily.dev/posts/looping-defaultdict-in-templates-a-long-standing-bug-in-django-0lgpgl9qa twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Looping defaultdict In Templates: A long-standing "Bug" in Django | daily.dev og:description: Learn about a long-standing 'bug' in Django when looping through defaultdicts in templates and how to fix it. og:url: https://daily.dev/posts/looping-defaultdict-in-templates-a-long-standing-bug-in-django-0lgpgl9qa og:image: https://api.daily.dev/og/posts/0lGPGl9QA.png og:image:alt: Looping defaultdict In Templates: A long-standing "Bug" in Django og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Looping defaultdict In Templates: A long-standing "Bug" in Django **[RUBYLAND](https://daily.dev/sources/rubyla)** · 2 min read · 1 upvotes · 0 comments ## Summary Learn about a long-standing 'bug' in Django when looping through defaultdicts in templates and how to fix it. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#data-analysis](https://daily.dev/tags/data-analysis), [#django](https://daily.dev/tags/django) [View this post on daily.dev](https://daily.dev/posts/looping-defaultdict-in-templates-a-long-standing-bug-in-django-0lgpgl9qa) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Looping defaultdict In Templates: A long-standing \"Bug\" in Django","url":"https://daily.dev/posts/looping-defaultdict-in-templates-a-long-standing-bug-in-django-0lgpgl9qa","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/looping-defaultdict-in-templates-a-long-standing-bug-in-django-0lgpgl9qa"},"datePublished":"2024-05-12T15:25:57.961Z","dateModified":"2024-05-12T15:25:55.889Z","description":"Learn about a long-standing 'bug' in Django when looping through defaultdicts in templates and how to fix it.","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/9dee448a3834bb4487dffcb65993108e?_a=AQAEuiZ","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/9dee448a3834bb4487dffcb65993108e?_a=AQAEuiZ","isAccessibleForFree":true,"articleSection":"RUBYLAND","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"RUBYLAND","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/rubyla","url":"https://daily.dev/sources/rubyla"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/looping-defaultdict-in-templates-a-long-standing-bug-in-django-0lgpgl9qa","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"data-analysis,django","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"RUBYLAND","item":"https://daily.dev/sources/rubyla"},{"@type":"ListItem","position":3,"name":"Looping defaultdict In Templates: A long-standing \"Bug\" in Django"}]} ```