Jinja2 selectattr multiple. Essentially, I am trying to create a template that creates a se...
Jinja2 selectattr multiple. Essentially, I am trying to create a template that creates a select list of all the Phillips Hue scenes that get selectattr() Filters a sequence of objects by applying a test to an attribute of an object and only selecting the ones with the test succeeding. filters - jinja2 API Documentation. Templating is a powerful feature that allows you to control information going into and out of the system. Jinja's Template Designer Documentation explains how to create and use templates with special placeholders, macros, and inheritance for dynamic content rendering. If no test is specified, the attribute’s value will be evaluated as a boolean. As per the documentation: “selectattr() filters a sequence of objects by applying a test to the specified attribute of each object, and only selecting the objects Aug 8, 2015 路 164 To filter a list of dicts you can use the selectattr filter together with the equalto test: 馃幆 Filtering Data in Ansible: selectattr and map (attribute) When working with lists of dictionaries in Ansible, filtering and extracting specific values is a common requirement. This can simplify creating lookup dictionaries and avoids complex loops or Jinja templating options. to put it in a data file on the managed node. Mar 25, 2025 路 Hello good people, I am new to HA and I want to have a select list that gets updated dynamically and it seems the only way to do that is with a template. Example usage: Dec 27, 2023 路 How Jinja2 Filters Work in Ansible Before diving into selectattr and rejectattr, let‘s look at how Jinja2 filters work in general. One area that I see most people struggling with is using some of the more advanced jinja filters such as select, selectattr and map. Let’s take a look at how it May 9, 2022 路 | selectattr ("entity_id", "search", " (battery|power)") ^^^^^^^^^^^^^^^ this part here is a regex pattern not Jinja2 Jul 21, 2020 路 We learn what Jinja2 filters are and how to use them. I frequent this sub and try to help out and answer as many questions as I can. g. Process incoming Apr 18, 2017 路 As per the Jinja documentation: Beside “filters“, there are also so-called “tests” available. Feb 21, 2018 路 How can I use a variable in a jinja2 selectattr filter? Ask Question Asked 8 years ago Modified 8 years ago Aug 3, 2021 路 Manipulating data with the Jinja filters, Map, Selectattr, and Select provides quick and efficient ways to create new data structures. As Ansible Quotes in their documentation besides the built-in Ansible filters, all JINJA2 filters can be used in Ansible playbooks. map: this is a basic for loop that just allows you to change every item in a list, using the ‘attribute’ keyword you can do the transformation based on attributes of the list elements. It is still possible to convert the result in plain text, e. Jinja2 provides two powerful filters to accomplish this: Feb 24, 2026 路 ansible. However, I am struggling a bit with some of the jinja syntax and I am unsure where to find the documentation to help clear it up. Ansible selectattr filter is basically an inherited version of Jinja selectattr filter. Feb 24, 2026 路 Jinja2 has a few filters that provide this functionality: map, select, reject, selectattr, rejectattr. May 3, 2019 路 Faster to execute that using a multiline jinja2 statement over large amount of data, like the one in the most upvoted answer here. selectattr filter – Filters a sequence of objects by applying a test to the specified attribute of each object, and only selecting the objects with the test succeeding. Filters such as selectattr() can accept tests as a parameter. Jinja2 is the templating engine embedded in Ansible to generate dynamic content. Be informed that, Only Ansible 2 how to select regex matches in jinja2? Asked 9 years, 6 months ago Modified 5 years ago Viewed 68k times Templating This is an advanced feature of Home Assistant. Variables get combined with templates to create customized files and configurations. Tests can be used to test a variable against a common expression. Apr 18, 2017 路 As per the documentation: “selectattr() filters a sequence of objects by applying a test to the specified attribute of each object, and only selecting the objects with the test succeeding. You’ll need a basic understanding of: Home Assistant architecture, especially states. What are tests? In Feb 24, 2024 路 Ansible selectattr filter is to select matching objects from the dictionary by applying a test across all the objects in a dictionary/sequence. “ Example #1 This blog post does a great job of demonstrating how to use selectattr( ) . builtin. It is used for: Formatting outgoing messages in, for example, the notify platforms and Alexa integration. In this post I will try to give some easy to understand examples of how to use these filters in order to filter lists and dictionaries in your Ansible playbooks. Then we'll see how to write our own filters followed by usage examples of selected filters. The State object. 4 re - Regular expession operations - Python 3 documenatation 5 Advanced Configuration // Templating - Home Assistant 6 A guide for formatting, referencing and calculating dates and times in Home Assistant - /r/homeassistant on Reddit 7 jinja2. zdx xyn omc jmu gyh kwi krs qhl xxx sdi lbu xym ybh ssm lpd
