diff --git a/.github/workflows/hvd-tests.yml b/.github/workflows/hvd-tests.yml index 3c14af3bca7..4cd384ab9cd 100644 --- a/.github/workflows/hvd-tests.yml +++ b/.github/workflows/hvd-tests.yml @@ -28,7 +28,14 @@ jobs: timeout-minutes: 60 strategy: matrix: - python-version: [3.11] + # Horovod installed on python 3.11 fails with error: + # ignite/distributed/comp_models/horovod.py:159: in _HorovodDistModel + # "SUM": hvd.mpi_ops.Sum, + # E AttributeError: module 'horovod.torch' has no attribute 'mpi_ops' + # Extension horovod.torch has not been built: /opt/hostedtoolcache/Python/3.11.10/x64/lib/python3.11/site-packages/horovod/torch/mpi_lib_v2.cpython-311-x86_64-linux-gnu.so not found + # If this is not expected, reinstall Horovod with HOROVOD_WITH_PYTORCH=1 to debug the build error. + # Warning! MPI libs are missing, but python applications are still available. + python-version: [3.10] pytorch-channel: [pytorch] steps: