Merge pull request matplotlib#29473 from tacaswell/ci/azure_py313

CI: add py312 and py313 on windows on azure to test matrix

Author: timhoffm

azure-pipelines.yml

@@ -55,6 +55,12 @@ stages:
             Windows_py311:
               vmImage: 'windows-latest'
               python.version: '3.11'
+            Windows_py312:
+              vmImage: 'windows-latest'
+              python.version: '3.12'
+            Windows_py313:
+              vmImage: 'windows-latest'
+              python.version: '3.13'
           maxParallel: 4
         pool:
           vmImage: '$(vmImage)'

lib/matplotlib/tests/test_animation.py

@@ -520,7 +520,7 @@ def test_disable_cache_warning(anim):
 
 def test_movie_writer_invalid_path(anim):
     if sys.platform == "win32":
-        match_str = r"\[WinError 3] .*'\\\\foo\\\\bar\\\\aardvark'"
+        match_str = r"\[WinError 3] .*\\\\foo\\\\bar\\\\aardvark'"
     else:
         match_str = r"\[Errno 2] .*'/foo"
     with pytest.raises(FileNotFoundError, match=match_str):