up

Author: metascroy

.github/workflows/trunk.yml

@@ -768,6 +768,11 @@ jobs:
         # There is no release yet, for CI stability, always test from the same commit on main
         git checkout $OPTIMUM_ET_COMMIT
         ${CONDA_RUN} python install_dev.py --skip_override_torch
+
+        # When using transformers 4.53 onward, optimum-et uses dynamic shapes for LLMs
+        # and this doesn't export on CoreML.  Until we add the ability to disable dynamic shapes
+        # in "optimum-cli export executorch", we need to pin transformers to 4.52.4
+        ${CONDA_RUN} pip install transformers==4.52.4 --force-reinstall
         popd
         ${CONDA_RUN} pip list
         echo "::endgroup::"