DevNotes_10Mar2026 - SasView/sasview GitHub Wiki

General updates (roundtable)

Generic Scattering Calculator redesign working group: Any updates? (Wojtek)
- second meeting next Tuesday at 4PM CET
Sasmodels working group (refactoring project and marketplace vs core etc) (Paul and Wojciech)
- Notes from contributor camp breakout are now on the wiki
- Organzing a working group to start addressing
Neutron GRC (Barcelona, April) — registration deadline Mar 29, update (Yun)
- Still looking for a poster?
- 150 participants
- Yun and Annika will do poster
Technical meeting update (Jeff)
- Refactoring project quarterly hackathons (Jeff)
  - RefactorHackathon‐2026‐1
    - Friday meeting at 10AM planning meeting
    - March 16 and 17 for work
  - ESS is exploring AI tools for fitting
  - New potential ADRS were Discussed but not yet proposed officially
SASBDB integration project (Wojtek)
- coming to an end will have demo next week
Model parameter sliders
- Brian Pauw app (Brian)
- Stefan Hricov PR

Next contributor camp

Requirement at https://github.com/SasView/sasview/wiki/CodeCampPlanning
Possible Venues: Soleil, Prague, ILL
- Soleil - 2027 or beyond - Not available for 2026
  - We will need to start organizing before summer for 2027
- ILL and Charles University offer Prague for 2026 (Dominika/Ursula/Stefan)
  - Target dates are last week of October or First week of November.
  - Paul B. and Dominika to discuss finalizing.
Discussion

Releases

6.1.3:
- 6.1.3rc1 is out (Feb 18, 2026); PLEASE TEST; nightly builds ongoing
- What’s left for 6.1.3 final:
  - Pull requests: https://github.com/SasView/sasview/pulls?q=is%3Apr+is%3Aopen+label%3A%22SasView+6.1.3%22
    - We will NOT include the final pull request as it still has no reviews. It is too late
  - Issues: https://github.com/SasView/sasview/issues?q=is%3Aissue%20state%3Aopen%20label%3A%22SasView%206.1.3%22
  - Master issue tracker: https://github.com/SasView/sasview/issues/3882
- Target release date:
  - Final release: March 11
6.2.0:
- Proposed release date: ~June 2026
  - This release has a lot in it. We therefore need to move soon on preparing for it.
- Release manager - Sujaya
  - Paul S. will be backup if timelines slip etc

ADRs

NOTHING TO DISCUSS TODAY

Sent for review (more work desired):
- Ruff and Linting - https://github.com/orgs/SasView/discussions/3171#discussioncomment-15497631
Discuss:
- Define release process and release manager role

Pull requests

SasView/sasview (17 open PRs)

https://github.com/SasView/sasview/pulls

Merge candidates (approved review: 1)

#3786 — Support for SAXS fitting (v2)

Changes requested (3)

#3790 — Slider option for parameters
#3842 — Add Pixi config file + setup automated versioning
#3832 — Angularly replicated “symmetric” slicers (ready to merge?)

Needs review - in Discussion (5)

#3888 - Improves and adds tests for Invariant Perspective UI
#3881 - Inversion code clean up
#3866 - Duplicated CI job runs on pull requests
#3863 — Use GuiUtils.communicate wherever possible (ready to merge?)
#3847 — Remove QtWebEngine; use system browser

Needs reviewers (2)

#3871 - https://github.com/SasView/sasview/pull/3871 (VERSION 6.1.3 FLAGGED!)
#3870 - fitting report improvements (fixes several tickets)

DRAFTS (6)

#2782 — Interpolation for operations (long-running)
#2315 — Auto-plot data sent to fitting (long-running)
#3761 — Keep tabbed plotter inside main window
#3111 — Plotting refactor integration
#3006 — Refactoring Branch
#2940 — Plotting refactor

SasView/sasmodels (8 open PRs)

https://github.com/SasView/sasmodels/pulls

Needs review - in Discussion (5)

#694 — Pure python truncated octahedron
#689 — Model for a mixture of two homopolymers (RPA case 0) (Draft; approved)
#665 — Send data mask from theory calculator into plotter (Draft; approved)
#658 — Simple adaptive integration
#608 — Better integration

Needs reviewers (1)

#699 — Nanoprisms Model

DRAFTS (2)

#536 — Oriented SESANS transform (Draft; changes requested)
#449 — WIP: spelling fixes in two_power_law (Draft; changes requested)

SasView/sasdata (7 open PRs)

https://github.com/SasView/sasdata/pulls

Merge Candidates

#47 — Finishing the manipulations.py rewrite (**Still in Discussion? **)

Needs review - in Discussion (1)

190 - unrecognized units (Again) (ready to merge?)

DRAFTS (5)

#101 — 48 fractional binning (Draft)
#79 — Refactoring Branch (Draft)
#62 — Interpolations for data operations (Draft)
#156 — Work on the SasData object definition (Draft)
#106 — Sasview database (Draft) - Jeff to get merged into refactor branch

Help desk staffing

https://github.com/SasView/sasview/wiki/DevNotes_HelpDesk

Covered through June (need summer coverage)