Add python 3.13 to test matrix (#215)

* add 3.13 to test matrix

* whatsnew

Author: kandersolar

.github/workflows/lint-and-test.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: [3.8, 3.9, "3.10", "3.11", "3.12"]
+        python-version: [3.8, 3.9, "3.10", "3.11", "3.12", "3.13"]
         requirements: ['']
         include:
           - requirements: "-r requirements-min.txt"

docs/whatsnew/v0.2.3.rst

@@ -22,6 +22,7 @@ Documentation
 
 Testing
 ~~~~~~~
+* Add testing for python 3.13 (:pull:`215`).
 
 
 Contributors