support 2.9 on CI

Author: xadupre

.github/workflows/ci.yml

@@ -18,10 +18,12 @@ jobs:
         os: [ubuntu-latest]
         python: ['3.10', '3.11', '3.12', '3.13']
         transformers: ['4.48.3', '4.51.3', '4.52.4', '4.55.4', '4.56.2', '4.57.1', 'main']
-        torch: ['2.8', 'main']
+        torch: ['2.8', '2.9', 'main']
         exclude:
-          - python: '3.10'
+          - python: '3.10'  # 3.10
             torch: 'main'
+          - python: '3.10'
+            torch: '2.9'
           - python: '3.10'
             transformers: 'main'
           - python: '3.10'
@@ -32,8 +34,10 @@ jobs:
             transformers: '4.56.2'
           - python: '3.10'
             transformers: '4.57.1'
-          - python: '3.11'
+          - python: '3.11'  # 3.11
             torch: 'main'
+          - python: '3.11'
+            torch: '2.9'
           - python: '3.11'
             transformers: 'main'
           - python: '3.11'
@@ -42,8 +46,10 @@ jobs:
             transformers: '4.56.2'
           - python: '3.11'
             transformers: '4.57.1'
-          - python: '3.13'
+          - python: '3.13'  # 3.13
             torch: '2.8'
+          - python: '3.13'
+            torch: '2.9'
           - python: '3.13'
             transformers: '4.48.3'
           - python: '3.13'