From d0455af351c12e3fa4c382294cfbfe84b886230f Mon Sep 17 00:00:00 2001
From: Max Ghenis <mghenis@gmail.com>
Date: Mon, 2 Feb 2026 21:13:04 -0500
Subject: [PATCH] Add pandas 2+3 CI matrix testing

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
---
 .github/workflows/pr.yaml | 9 +++++++++
 changelog_entry.yaml      | 4 ++++
 2 files changed, 13 insertions(+)

diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 92f9fb735..5b630908c 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -35,6 +35,7 @@ jobs:
       matrix:
         os: [ ubuntu-latest, windows-latest ]
         python-version: [ "3.12", "3.13" ]
+        pandas-version: [ "2", "3" ]
       fail-fast: false
     runs-on: ${{ matrix.os }}
     steps:
@@ -52,6 +53,14 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install package
         run: make install
+      - name: Install pandas ${{ matrix.pandas-version }}
+        shell: bash
+        run: |
+          if [ "${{ matrix.pandas-version }}" = "2" ]; then
+            pip install "pandas>=2,<3"
+          else
+            pip install "pandas>=3,<4"
+          fi
       - name: Run tests
         run: make test
       - uses: codecov/codecov-action@v4
diff --git a/changelog_entry.yaml b/changelog_entry.yaml
index e69de29bb..45f9f7e8c 100644
--- a/changelog_entry.yaml
+++ b/changelog_entry.yaml
@@ -0,0 +1,4 @@
+- bump: patch
+  changes:
+    added:
+      - Added pandas 2 and 3 CI matrix testing to ensure compatibility with both major versions.