Merge branch 'main' into wpo

.github/workflows/tests.yml

@@ -81,6 +81,8 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
+        # install transformers from source
+        pip install -U git+https://github.com/huggingface/transformers.git
         # cpu version of pytorch
         pip install .[test]
     - name: Test with pytest