ctsm5.3.071

[CTSM Gatekeeper]

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Tag name: ctsm5.3.071
Originator(s): samrabin (Sam Rabin, UCAR/TSS)
Date: Fri Aug 22 13:49:25 MDT 2025
One-line Summary: Merge b4b-dev to master

Purpose and description of changes
----------------------------------

Merge b4b-dev to master.


Significant changes to scientifically-supported configurations
--------------------------------------------------------------

Does this tag change answers significantly for any of the following physics configurations?
(Details of any changes will be given in the "Answer changes" section below.)

[ ] clm6_0

[ ] clm5_0

[ ] ctsm5_0-nwp

[ ] clm4_5


Bugs fixed
----------

List of CTSM issues fixed (include CTSM Issue # and description):
- [Issue #3375: Enabling running an initialization test at mpasa3p75](https://github.com/ESCOMP/CTSM/issues/3375)
- [Issue #3402: py_env_create and a test broken after Derecho updates to conda/mamba](https://github.com/ESCOMP/CTSM/issues/3402)
- [Issue #3417: Use shr_abort_mod for endrun, and add optional arguments for file and line](https://github.com/ESCOMP/CTSM/issues/3417)
- [Issue #3420: Don't have endrun abort on bad subgrid_level](https://github.com/ESCOMP/CTSM/issues/3420)


Notes of particular relevance for users
---------------------------------------

Changes to documentation:
- Docs added for new query_paramfile and set_paramfile tools.


Notes of particular relevance for developers:
---------------------------------------------

Changes to tests or testing:
- New SETPARAMFILE SystemTest, one of which has been added to aux_clm and clm_pymods
- Adds a test with resolution mpasa3p75_mpasa3p75_mt13 to new uhr_decomp_init suite (of which it's the only member)
- run_self_tests testmod changed; replaced in some tests by new for_testing_fastsetup_bypassrun testmod.


Testing summary:
----------------

[PASS means all tests PASS; OK means tests PASS other than expected fails.]

regular tests (aux_clm: https://github.com/ESCOMP/CTSM/wiki/System-Testing-Guide#pre-merge-system-testing):

derecho ----- DIFF
izumi ------- OK


Answer changes
--------------

Changes answers relative to baseline:
- SMS_D_Ln1.f10_f10_mg37.I2000Clm50BgcCropQianRs.derecho_intel.clm-run_self_tests changes answers due to differences in user_nl_clm and shell_commands.


Other details
-------------

Pull Requests that document the changes (include PR ids):
- [Pull Request #3403: Fix py_env_create and tests by samsrabin](https://github.com/ESCOMP/CTSM/pull/3403)
- [Pull Request #3390: Make npcropmin/max private to pftconMod by samsrabin](https://github.com/ESCOMP/CTSM/pull/3390)
- [Pull Request #3418: Endrun work by ekluzek](https://github.com/ESCOMP/CTSM/pull/3418)
- [Pull Request #3408: Logging improvements for GDD-generation workflow by samsrabin](https://github.com/ESCOMP/CTSM/pull/3408)
- [Pull Request #3397: New tools: query_paramfile and set_paramfile by samsrabin](https://github.com/ESCOMP/CTSM/pull/3397)
- [Pull Request #3413: Add a test for Mpasa3p75 by ekluzek](https://github.com/ESCOMP/CTSM/pull/3413)
- [Pull Request #3431: b4b-dev merge 2025-08-22 by samsrabin](https://github.com/ESCOMP/CTSM/pull/3431)

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