--- title: Write-Audit-Publish for Data Lakes in Pure Python (no JVM) description: This post provides a reference implementation for Write-Audit-Publish (WAP) patterns on a data lake using Apache Iceberg and Project Nessie, all running in... canonical: https://daily.dev/posts/write-audit-publish-for-data-lakes-in-pure-python-no-jvm--bmjyz4ovn twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Write-Audit-Publish for Data Lakes in Pure Python (no JVM) | daily.dev og:description: This post provides a reference implementation for Write-Audit-Publish (WAP) patterns on a data lake using Apache Iceberg and Project Nessie, all running in... og:url: https://daily.dev/posts/write-audit-publish-for-data-lakes-in-pure-python-no-jvm--bmjyz4ovn og:image: https://api.daily.dev/og/posts/bMJyz4oVN.png og:image:alt: Write-Audit-Publish for Data Lakes in Pure Python (no JVM) 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. # Write-Audit-Publish for Data Lakes in Pure Python (no JVM) **[Medium](https://daily.dev/sources/medium_js)** · 8 min read · 0 upvotes · 0 comments ## Summary This post provides a reference implementation for Write-Audit-Publish (WAP) patterns on a data lake using Apache Iceberg and Project Nessie, all running in Python without the need for a JVM. It discusses the concept of WAP, the architecture and workflow of the implementation, and the advantages of using tables, interoperability, and branching in the implementation. The post also mentions the possibility of moving to a full Lakehouse architecture and concludes by highlighting the simplicity and flexibility of the Python-based developer experience. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#aws](https://daily.dev/tags/aws), [#python](https://daily.dev/tags/python), [#aws-lambda](https://daily.dev/tags/aws-lambda), [#apache-iceberg](https://daily.dev/tags/apache-iceberg) [View this post on daily.dev](https://daily.dev/posts/write-audit-publish-for-data-lakes-in-pure-python-no-jvm--bmjyz4ovn) ```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":"Write-Audit-Publish for Data Lakes in Pure Python (no JVM)","url":"https://daily.dev/posts/write-audit-publish-for-data-lakes-in-pure-python-no-jvm--bmjyz4ovn","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/write-audit-publish-for-data-lakes-in-pure-python-no-jvm--bmjyz4ovn"},"datePublished":"2024-04-12T19:17:11.682Z","dateModified":"2024-05-09T08:39:06.345Z","description":"This post provides a reference implementation for Write-Audit-Publish (WAP) patterns on a data lake using Apache Iceberg and Project Nessie, all running in...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/0308a7d146a4933556a76ec409899a87?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/0308a7d146a4933556a76ec409899a87?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"Medium","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":"Medium","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/medium","url":"https://daily.dev/sources/medium_js"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/write-audit-publish-for-data-lakes-in-pure-python-no-jvm--bmjyz4ovn","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"aws,python,aws-lambda,apache-iceberg","timeRequired":"PT8M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Medium","item":"https://daily.dev/sources/medium_js"},{"@type":"ListItem","position":3,"name":"Write-Audit-Publish for Data Lakes in Pure Python (no JVM)"}]} ```