From 86ab711fddcc555bddf97471abb2b19412f70498 Mon Sep 17 00:00:00 2001
From: Steve Morley <smorley@lanl.gov>
Date: Thu, 21 May 2026 15:00:16 -0600
Subject: [PATCH 1/4] Update CI workflow

Move run onto Ubuntu 24.04 and v6 of checkout and setup-python
---
 .github/workflows/ci.yml | 28 +++++++++++++++++-----------
 1 file changed, 17 insertions(+), 11 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 826292a..7ca2c18 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,22 +16,28 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - python-version: "3.8"
-            os: ubuntu-20.04
+          - python-version: "3.10"
+            os: ubuntu-24.04
             piplist: "numpy matplotlib"
-          - python-version: "3.9"
-            os: ubuntu-20.04
+          - python-version: "3.11"
+            os: ubuntu-24.04
             piplist: "numpy matplotlib"
             dep-strategy: "oldest"
-          - python-version: "3.10"
-            os: ubuntu-20.04
+          - python-version: "3.12"
+            os: ubuntu-24.04
             piplist: "numpy matplotlib"
-          - python-version: "3.10"
-            os: ubuntu-20.04
+          - python-version: "3.13"
+            os: ubuntu-24.04
+            piplist: "numpy matplotlib spacepy"
+          - python-version: "3.14"
+            os: ubuntu-24.04
+            piplist: "numpy matplotlib"
+          - python-version: "3.14"
+            os: ubuntu-24.04
             piplist: "numpy matplotlib spacepy"
     steps:
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
@@ -45,7 +51,7 @@ jobs:
 # Per https://github.com/actions/checkout/issues/15, this gets the MERGE
 # commit of the PR, not just the tip of the PR.
     - name: checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v6
     - name: Install and run tests
       working-directory: ${{ github.workspace }}
       run: |
@@ -55,7 +61,7 @@ jobs:
   all-tests:
     name: All tests
     if: ${{ always() }}
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     needs: test
     steps:
       - name: Check test matrix status

From 7154cf85639a607d4b31deac406332ee9986bb6c Mon Sep 17 00:00:00 2001
From: Steve Morley <smorley@lanl.gov>
Date: Thu, 21 May 2026 15:09:40 -0600
Subject: [PATCH 2/4] COPYRIGHT: Update year span

I needed something to hopefully trigger a new CI run
---
 COPYRIGHT.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/COPYRIGHT.md b/COPYRIGHT.md
index ac11717..53451f6 100644
--- a/COPYRIGHT.md
+++ b/COPYRIGHT.md
@@ -1,4 +1,4 @@
-Copyright (c) 2017, Triad National Security, LLC
+Copyright (c) 2017-2026, Triad National Security, LLC
 All rights reserved.
 
 This software was produced under U.S. Government contract 89233218CNA000001 for

From 2f148c4fef0e7aee6ef3bc95508df54c8b05fb3c Mon Sep 17 00:00:00 2001
From: Steve Morley <smorley@lanl.gov>
Date: Thu, 21 May 2026 15:12:38 -0600
Subject: [PATCH 3/4] test_verify: remove deprecated np.float, replace with
 python float

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

diff --git a/tests/test_verify.py b/tests/test_verify.py
index 13a279b..66c47ae 100644
--- a/tests/test_verify.py
+++ b/tests/test_verify.py
@@ -42,8 +42,8 @@ def test_direct_array(self):
 
     def test_direct_array_floats(self):
         '''check construction direct from rates as array, force floats'''
-        ctab = verify.Contingency2x2(np.asarray(self.res), dtype=np.float)
-        npt.assert_array_equal(np.asarray(self.res, dtype=np.float), ctab)
+        ctab = verify.Contingency2x2(np.asarray(self.res), dtype=float)
+        npt.assert_array_equal(np.asarray(self.res, dtype=float), ctab)
 
     def test_direct_array3D_raises(self):
         '''check construction raises when given rates from non-2D array'''

From dce05c841b1f6fb44a8a8bc8cd306bbbdc772324 Mon Sep 17 00:00:00 2001
From: Steve Morley <smorley@lanl.gov>
Date: Thu, 21 May 2026 15:16:12 -0600
Subject: [PATCH 4/4] ci: explicit setuptools install for CI

---
 .github/workflows/ci.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7ca2c18..e8a5a9d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,16 +25,16 @@ jobs:
             dep-strategy: "oldest"
           - python-version: "3.12"
             os: ubuntu-24.04
-            piplist: "numpy matplotlib"
+            piplist: "setuptools numpy matplotlib"
           - python-version: "3.13"
             os: ubuntu-24.04
-            piplist: "numpy matplotlib spacepy"
+            piplist: "setuptools numpy matplotlib spacepy"
           - python-version: "3.14"
             os: ubuntu-24.04
-            piplist: "numpy matplotlib"
+            piplist: "setuptools numpy matplotlib"
           - python-version: "3.14"
             os: ubuntu-24.04
-            piplist: "numpy matplotlib spacepy"
+            piplist: "setuptools numpy matplotlib spacepy"
     steps:
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v6