message: Add horovod tests
diff: @@ -35,12 +35,32 @@ fi
  wget https://download.open-mpi.org/release/open-mpi/v4.0/openmpi-4.0.4.tar.gz
  tar xvf openmpi-4.0.4.tar.gz
  -cd openmpi
  +# Install gcc.
  +sudo apt install --assume-yes build-essential
  +
  +gcc --version
  +
  +cd openmpi-4.0.4
  ./configure
  # Install open-mpi.
  sudo make all install
  +export LD_LIBRARY_PATH=/usr/local/lib/openmpi
  sudo ldconfig
  +# Install Horovod.
  +cd ..
  +pip3 install horovod tensorflow
  +
  +# Install tests.
  +git clone https://github.com/DEKHTIARJonathan/TF_HVD_Stability_Test.git
  +
  +# Install pytest.
  +pip3 install -U pytest
  +# Install requirements.
  +cd TF_HVD_Stability_Test
  +pip3 install -r requirements.txt
  +# Run the tests.
  +python3 -m pytest
  