Set spglib.error.OLD_ERROR_HANDLING = False to handle change to how spglib handles errors in v2.7.0

Author: bpuchala

CHANGELOG.md

@@ -5,6 +5,13 @@ All notable changes to `libcasm-configuration` will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [2.3.1] - 2026-02-26
+
+### Fixed
+
+- Fixed `OLD_ERROR_HANDLING` warnings from spglib
+
+
 ## [2.3.0] - 2026-02-26
 
 ### Changed

CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.20)
 set(CMAKE_OSX_DEPLOYMENT_TARGET "10.15" CACHE STRING "Minimum OS X deployment version")
 
-project(CASMcode_configuration VERSION 2.3.0 LANGUAGES CXX)
+project(CASMcode_configuration VERSION 2.3.1 LANGUAGES CXX)
 
 # set CMAKE_INSTALL_X variables
 include(GNUInstallDirs)

CMakeLists.txt.in

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.20)
 set(CMAKE_OSX_DEPLOYMENT_TARGET "10.15" CACHE STRING "Minimum OS X deployment version")
 
-project(CASMcode_configuration VERSION 2.3.0 LANGUAGES CXX)
+project(CASMcode_configuration VERSION 2.3.1 LANGUAGES CXX)
 
 # set CMAKE_INSTALL_X variables
 include(GNUInstallDirs)

doc/doxygen_config

@@ -38,7 +38,7 @@ PROJECT_NAME           = "CASM_configuration"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 2.3.0
+PROJECT_NUMBER         = 2.3.1
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

pyproject.toml

@@ -14,7 +14,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "libcasm-configuration"
-version = "2.3.0"
+version = "2.3.1"
 authors = [
   { name="CASM developers", email="casm-developers@lists.engr.ucsb.edu" },
 ]

python/doc/conf.py

@@ -3,7 +3,7 @@
 # -- package specific configuration --
 project = "libcasm-configuration"
 version = "2.3"  # The short X.Y version.
-release = "2.3.0"  # The full version, including alpha/beta/rc tags.
+release = "2.3.1"  # The full version, including alpha/beta/rc tags.
 project_desc = "CASM configuration comparison and enumeration"
 logo_text = "libcasm-configuration"
 github_url = "https://github.com/prisms-center/CASMcode_configuration/"

python/libcasm/configuration/io/_symgroup.py

@@ -82,6 +82,11 @@ def symgroup_to_dict_with_group_classification(
     try:
         import spglib
 
+        try:
+            spglib.error.OLD_ERROR_HANDLING = False
+        except:
+            pass
+
     except ImportError:
         data["group_classification"] = None
         return data

python/libcasm/configuration/io/spglib.py

@@ -12,6 +12,11 @@
 import libcasm.configuration.io.tools as io_tools
 import libcasm.xtal as xtal
 
+try:
+    spglib.error.OLD_ERROR_HANDLING = False
+except:
+    pass
+
 
 def asdict(
     obj: typing.Any,

python/tests/configuration/functions.py

@@ -5,6 +5,11 @@
 
 import libcasm.xtal as xtal
 
+try:
+    spglib.error.OLD_ERROR_HANDLING = False
+except:
+    pass
+
 
 def check_symmetry_dataset(
     symmetry_dataset: typing.Any,

setup.py

@@ -2,7 +2,7 @@
 
 setup(
     name="libcasm-configuration",
-    version="2.3.0",
+    version="2.3.1",
     packages=[
         "libcasm",
         "libcasm.clusterography",