From e93c6fa5c482584777b63e2359b39bc849a4603c Mon Sep 17 00:00:00 2001 From: Andres Rios Tascon Date: Fri, 22 May 2026 08:14:31 -0400 Subject: [PATCH] Updated the TTree extension project --- projects/uproot-complete-tbranch-update.yml | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/projects/uproot-complete-tbranch-update.yml b/projects/uproot-complete-tbranch-update.yml index ed794c3..3edeed3 100644 --- a/projects/uproot-complete-tbranch-update.yml +++ b/projects/uproot-complete-tbranch-update.yml @@ -1,6 +1,6 @@ --- -name: Modifying existing TTrees in Uproot -postdate: 2025-01-20 +name: Modifying existing TTrees/RNTuples in Uproot +postdate: 2026-05-22 categories: - Analysis tools durations: @@ -20,11 +20,11 @@ commitment: - Any program: - Any -shortdescription: "Add new columns to existing TTrees (99% done) and/or new rows (new project) in Uproot" +shortdescription: "Add new columns to existing TTrees (99% done) and RNTuples and/or new rows in Uproot" description: > Uproot can add new objects to existing ROOT files through [uproot.update](https://uproot.readthedocs.io/en/latest/uproot.writing.writable.update.html), - but it would be even more useful if it could modify existing TTrees + but it would be even more useful if it could modify existing TTrees and RNTuples in place. Zoë Bilodeau implemented the ability to add new columns/TBranches, which is especially useful for backfilling data (e.g. adding an array of `False` for triggers that didn't exist at @@ -32,9 +32,11 @@ description: > [uproot#1155](https://github.com/scikit-hep/uproot5/pull/1155)), apart from a few corner-cases that need to be tested and debugged. It would also be useful to be able to add rows/entries, - which would be an entirely new project. Completing the - adding-columns project would provide the experience necessary to - tackle the adding-rows project. + which would be an entirely new project. Adding new rows and columns + to RNTuples is simpler, and will be straightforward once the machinery + to extend TTrees is in place. Completing the adding-columns project + would provide the experience necessary to tackle adding rows to TTrees and + extending RNTuples. contacts: - name: Ianna Osborne