Merge branch 'ashahba/duplicate-block' into 'develop-ng'

Remove duplicate mpi installation block

See merge request intelai/models!142

benchmarks/common/tensorflow/start.sh

@@ -77,40 +77,12 @@ if [[ ${NOINSTALL} != "True" ]]; then
   fi
 
   if [[ ${MPI_NUM_PROCESSES} != "None" ]]; then
-    ## Installing OpenMPI
-    apt-get install openmpi-bin openmpi-common openssh-client openssh-server libopenmpi-dev -y
-    # Horovod Installation
-    export HOROVOD_WITHOUT_PYTORCH=1
-    export HOROVOD_WITHOUT_MXNET=1
-    # TODO: lock a horovod commit
-    pip install --no-cache-dir horovod
-  fi
-
-  if [[ ${MPI_NUM_PROCESSES} != "None" ]]; then
-    ### Manually Installing OpenMPI3.0 In Case apt-get install fails
-    ##mkdir /tmp/openmpi && \
-    ##pushd /tmp/openmpi && \
-    ##wget https://www.open-mpi.org/software/ompi/v3.0/downloads/openmpi-3.0.0.tar.gz && \
-    ##tar zxf openmpi-3.0.0.tar.gz && \
-    ##cd openmpi-3.0.0 && \
-    ##./configure --enable-orterun-prefix-by-default && \
-    ##make -j $(nproc) all && \
-    ##make install && \
-    ##ldconfig
-    ##popd
-    ##rm -rf /tmp/openmpi
-    ### Install g++-4.8 for horovod 0.18.1
-    ##apt install -y g++-4.8
-    ### Horovod Installation
-    ##export HOROVOD_WITHOUT_PYTORCH=1
-    ##export HOROVOD_WITHOUT_MXNET=1
-    ### lock to a horovod commit in 0.18.2
-    ##pip install --no-cache-dir git+https://github.com/horovod/horovod@d40169415ca92c6a923003dbb27e508ba4202426
-    ## Installing OpenMPI
+    #  Installing OpenMPI
     apt-get install openmpi-bin openmpi-common openssh-client openssh-server libopenmpi-dev -y
     # Horovod Installation
     export HOROVOD_WITHOUT_PYTORCH=1
     export HOROVOD_WITHOUT_MXNET=1
+    export HOROVOD_WITH_TENSORFLOW=1
     # lock horovod==0.19.1 release commit/version
     pip install --no-cache-dir horovod==0.19.1
   fi