From efc5056673fc865eb3d2e983f304343c41b4f9cd Mon Sep 17 00:00:00 2001
From: Matt Newville <newville@cars.uchicago.edu>
Date: Wed, 21 Jan 2026 10:26:18 -0600
Subject: [PATCH 1/4] drop support for 3.8, update license formatting

---
 .github/workflows/test.yml | 2 +-
 pyproject.toml             | 6 ++----
 2 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1e890ab6..4545a55e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
         os: ["ubuntu-latest", "windows-latest", "macos-latest"]
     runs-on: ${{ matrix.os }}
 
diff --git a/pyproject.toml b/pyproject.toml
index e4c5cab1..8545816f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,6 @@ build-backend = "setuptools.build_meta"
 write_to = "uncertainties/version.py"
 version_scheme = "post-release"
 
-
 [project]
 name = "uncertainties"
 dynamic = ["version"]
@@ -21,18 +20,17 @@ keywords = [
     "standard deviation", "derivatives", "partial derivatives",
     "differentiation"
 ]
-license = {text = "Revised BSD License"}
+license = "BSD-3-Clause"
+license-files = ["LICENSE.txt"]
 classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Developers",
     "Intended Audience :: Education",
     "Intended Audience :: Other Audience",
     "Intended Audience :: Science/Research",
-    "License :: OSI Approved :: BSD License",
     "Operating System :: OS Independent",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",

From d6f18786832cc73e7e45e41d1887b0cfaf8d496d Mon Sep 17 00:00:00 2001
From: Matt Newville <newville@cars.uchicago.edu>
Date: Wed, 21 Jan 2026 10:28:16 -0600
Subject: [PATCH 2/4] change FutureWarning to PendingDeprecatedWarning for
 error_components() and derivatives()

---
 uncertainties/core.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/uncertainties/core.py b/uncertainties/core.py
index 1c7ff51e..fd7fb5f6 100644
--- a/uncertainties/core.py
+++ b/uncertainties/core.py
@@ -448,7 +448,7 @@ def derivatives(self):
         warn(
             f"{self.__class__.__name__}.derivatives() is deprecated. It will "
             f"be removed in a future release.",
-            FutureWarning,
+            PendingDeprecationWarning,
             stacklevel=2,
         )
 
@@ -481,7 +481,7 @@ def error_components(self):
             f"be replaced with an instance property by the same name. It will be "
             f"accessed by {self.__class__.__name__}.error_components (with no "
             f"parentheses).",
-            FutureWarning,
+            PendingDeprecationWarning,
             stacklevel=2,
         )
 

From 8bc85589adb89b43a5d1ae76d3941ef3c216bab6 Mon Sep 17 00:00:00 2001
From: Matt Newville <newville@cars.uchicago.edu>
Date: Wed, 21 Jan 2026 10:28:31 -0600
Subject: [PATCH 3/4] update changelog

---
 CHANGES.rst | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/CHANGES.rst b/CHANGES.rst
index c4870485..7d054ea1 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,15 @@
 Change Log
 ===================
 
+
+3.2.5 2026-January-21
+-----------------------
+
+- change warnings about deprecation of error_components() and
+  derivates to PendingDeprecationWarning
+- Drop support for Python 3.8
+
+
 3.2.4   2026-January-9
 -----------------------
 

From 1075430ec7bb09b2ef6a65840b31bfca7c38308d Mon Sep 17 00:00:00 2001
From: Matt Newville <newville@cars.uchicago.edu>
Date: Wed, 21 Jan 2026 14:12:41 -0600
Subject: [PATCH 4/4] Update pyproject.toml
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: Clément Robert <cr52@protonmail.com>
---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index 8545816f..714bae59 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ authors = [
 ]
 description = "calculations with values with uncertainties, error propagation"
 readme = "README.rst"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 keywords = [
     "error propagation", "uncertainties", "uncertainty calculations",
     "standard deviation", "derivatives", "partial derivatives",